Home / 49,593.20-74,332.20-19,996.40

Finding the Fourth Proportional to 49,593.20, 74,332.20 and 19,996.40

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Solution

The fourth proportional to 49,593.20, 74,332.20 and 19,996.40 is: 29,971.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,593.20 : 74,332.20 = 19,996.40 : x
  2. Step 2: Convert to fraction form
    49,593.20/74,332.20 = 19,996.40/x
  3. Step 3: Cross multiply
    49,593.20x = 74,332.20 × 19,996.40
  4. Step 4: Simplify right side
    49,593.20x = 1,486,376,404.08
  5. Step 5: Solve for x
    x = 1,486,376,404.08/49,593.20
  6. Step 6: Final answer
    x = 29,971.38

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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.