Home / 89,809.75-123,937.15-49,524.13

Finding the Fourth Proportional to 89,809.75, 123,937.15 and 49,524.13

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Solution

The fourth proportional to 89,809.75, 123,937.15 and 49,524.13 is: 68,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,809.75 : 123,937.15 = 49,524.13 : x
  2. Step 2: Convert to fraction form
    89,809.75/123,937.15 = 49,524.13/x
  3. Step 3: Cross multiply
    89,809.75x = 123,937.15 × 49,524.13
  4. Step 4: Simplify right side
    89,809.75x = 6,137,879,528.43
  5. Step 5: Solve for x
    x = 6,137,879,528.43/89,809.75
  6. Step 6: Final answer
    x = 68,343.13

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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.