Home / 47,477.76-71,194.20-14,186.20

Finding the Fourth Proportional to 47,477.76, 71,194.20 and 14,186.20

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Solution

The fourth proportional to 47,477.76, 71,194.20 and 14,186.20 is: 21,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,477.76 : 71,194.20 = 14,186.20 : x
  2. Step 2: Convert to fraction form
    47,477.76/71,194.20 = 14,186.20/x
  3. Step 3: Cross multiply
    47,477.76x = 71,194.20 × 14,186.20
  4. Step 4: Simplify right side
    47,477.76x = 1,009,975,160.04
  5. Step 5: Solve for x
    x = 1,009,975,160.04/47,477.76
  6. Step 6: Final answer
    x = 21,272.60

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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.