Home / 89,371.38-123,333.90-49,088.86

Finding the Fourth Proportional to 89,371.38, 123,333.90 and 49,088.86

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Solution

The fourth proportional to 89,371.38, 123,333.90 and 49,088.86 is: 67,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,371.38 : 123,333.90 = 49,088.86 : x
  2. Step 2: Convert to fraction form
    89,371.38/123,333.90 = 49,088.86/x
  3. Step 3: Cross multiply
    89,371.38x = 123,333.90 × 49,088.86
  4. Step 4: Simplify right side
    89,371.38x = 6,054,320,550.35
  5. Step 5: Solve for x
    x = 6,054,320,550.35/89,371.38
  6. Step 6: Final answer
    x = 67,743.39

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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.