Home / 67,068.25-92,553.91-38,387.77

Finding the Fourth Proportional to 67,068.25, 92,553.91 and 38,387.77

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Solution

The fourth proportional to 67,068.25, 92,553.91 and 38,387.77 is: 52,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068.25 : 92,553.91 = 38,387.77 : x
  2. Step 2: Convert to fraction form
    67,068.25/92,553.91 = 38,387.77/x
  3. Step 3: Cross multiply
    67,068.25x = 92,553.91 × 38,387.77
  4. Step 4: Simplify right side
    67,068.25x = 3,552,937,882.33
  5. Step 5: Solve for x
    x = 3,552,937,882.33/67,068.25
  6. Step 6: Final answer
    x = 52,974.96

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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.