Home / 43,099.04-59,511.12-27,999.20

Finding the Fourth Proportional to 43,099.04, 59,511.12 and 27,999.20

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Solution

The fourth proportional to 43,099.04, 59,511.12 and 27,999.20 is: 38,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,099.04 : 59,511.12 = 27,999.20 : x
  2. Step 2: Convert to fraction form
    43,099.04/59,511.12 = 27,999.20/x
  3. Step 3: Cross multiply
    43,099.04x = 59,511.12 × 27,999.20
  4. Step 4: Simplify right side
    43,099.04x = 1,666,263,751.10
  5. Step 5: Solve for x
    x = 1,666,263,751.10/43,099.04
  6. Step 6: Final answer
    x = 38,661.27

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Half scale
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Double scale
Find fourth proportional to 43,100.04, 59,512.50 and 28,000.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.