Home / 92,728.52-127,943.94-62,569.80

Finding the Fourth Proportional to 92,728.52, 127,943.94 and 62,569.80

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Solution

The fourth proportional to 92,728.52, 127,943.94 and 62,569.80 is: 86,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,728.52 : 127,943.94 = 62,569.80 : x
  2. Step 2: Convert to fraction form
    92,728.52/127,943.94 = 62,569.80/x
  3. Step 3: Cross multiply
    92,728.52x = 127,943.94 × 62,569.80
  4. Step 4: Simplify right side
    92,728.52x = 8,005,426,737.01
  5. Step 5: Solve for x
    x = 8,005,426,737.01/92,728.52
  6. Step 6: Final answer
    x = 86,331.87

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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.