Home / 206,391.92-284,557.17-133,666.30

Finding the Fourth Proportional to 206,391.92, 284,557.17 and 133,666.30

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Solution

The fourth proportional to 206,391.92, 284,557.17 and 133,666.30 is: 184,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,391.92 : 284,557.17 = 133,666.30 : x
  2. Step 2: Convert to fraction form
    206,391.92/284,557.17 = 133,666.30/x
  3. Step 3: Cross multiply
    206,391.92x = 284,557.17 × 133,666.30
  4. Step 4: Simplify right side
    206,391.92x = 38,035,704,909.32
  5. Step 5: Solve for x
    x = 38,035,704,909.32/206,391.92
  6. Step 6: Final answer
    x = 184,288.73

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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.