Home / 89,531.92-123,554.12-49,248.75

Finding the Fourth Proportional to 89,531.92, 123,554.12 and 49,248.75

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Solution

The fourth proportional to 89,531.92, 123,554.12 and 49,248.75 is: 67,963.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,531.92 : 123,554.12 = 49,248.75 : x
  2. Step 2: Convert to fraction form
    89,531.92/123,554.12 = 49,248.75/x
  3. Step 3: Cross multiply
    89,531.92x = 123,554.12 × 49,248.75
  4. Step 4: Simplify right side
    89,531.92x = 6,084,885,967.35
  5. Step 5: Solve for x
    x = 6,084,885,967.35/89,531.92
  6. Step 6: Final answer
    x = 67,963.31

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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.