Home / 89,370.15-123,332.96-49,084.80

Finding the Fourth Proportional to 89,370.15, 123,332.96 and 49,084.80

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Solution

The fourth proportional to 89,370.15, 123,332.96 and 49,084.80 is: 67,738.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,370.15 : 123,332.96 = 49,084.80 : x
  2. Step 2: Convert to fraction form
    89,370.15/123,332.96 = 49,084.80/x
  3. Step 3: Cross multiply
    89,370.15x = 123,332.96 × 49,084.80
  4. Step 4: Simplify right side
    89,370.15x = 6,053,773,797.72
  5. Step 5: Solve for x
    x = 6,053,773,797.72/89,370.15
  6. Step 6: Final answer
    x = 67,738.21

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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.