Home / 29,999.14-44,998.56-28,172.20

Finding the Fourth Proportional to 29,999.14, 44,998.56 and 28,172.20

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Solution

The fourth proportional to 29,999.14, 44,998.56 and 28,172.20 is: 42,258.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.14 : 44,998.56 = 28,172.20 : x
  2. Step 2: Convert to fraction form
    29,999.14/44,998.56 = 28,172.20/x
  3. Step 3: Cross multiply
    29,999.14x = 44,998.56 × 28,172.20
  4. Step 4: Simplify right side
    29,999.14x = 1,267,708,432.03
  5. Step 5: Solve for x
    x = 1,267,708,432.03/29,999.14
  6. Step 6: Final answer
    x = 42,258.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.