Home / 92,438.97-127,565.33-49,997.40

Finding the Fourth Proportional to 92,438.97, 127,565.33 and 49,997.40

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Solution

The fourth proportional to 92,438.97, 127,565.33 and 49,997.40 is: 68,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,438.97 : 127,565.33 = 49,997.40 : x
  2. Step 2: Convert to fraction form
    92,438.97/127,565.33 = 49,997.40/x
  3. Step 3: Cross multiply
    92,438.97x = 127,565.33 × 49,997.40
  4. Step 4: Simplify right side
    92,438.97x = 6,377,934,580.16
  5. Step 5: Solve for x
    x = 6,377,934,580.16/92,438.97
  6. Step 6: Final answer
    x = 68,996.17

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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.