Home / 89,591.46-123,632.49-49,301.45

Finding the Fourth Proportional to 89,591.46, 123,632.49 and 49,301.45

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Solution

The fourth proportional to 89,591.46, 123,632.49 and 49,301.45 is: 68,033.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,591.46 : 123,632.49 = 49,301.45 : x
  2. Step 2: Convert to fraction form
    89,591.46/123,632.49 = 49,301.45/x
  3. Step 3: Cross multiply
    89,591.46x = 123,632.49 × 49,301.45
  4. Step 4: Simplify right side
    89,591.46x = 6,095,261,024.11
  5. Step 5: Solve for x
    x = 6,095,261,024.11/89,591.46
  6. Step 6: Final answer
    x = 68,033.95

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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.