Home / 49,729.20-74,593.79-14,666.12

Finding the Fourth Proportional to 49,729.20, 74,593.79 and 14,666.12

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Solution

The fourth proportional to 49,729.20, 74,593.79 and 14,666.12 is: 21,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,729.20 : 74,593.79 = 14,666.12 : x
  2. Step 2: Convert to fraction form
    49,729.20/74,593.79 = 14,666.12/x
  3. Step 3: Cross multiply
    49,729.20x = 74,593.79 × 14,666.12
  4. Step 4: Simplify right side
    49,729.20x = 1,094,001,475.39
  5. Step 5: Solve for x
    x = 1,094,001,475.39/49,729.20
  6. Step 6: Final answer
    x = 21,999.18

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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.