Home / 89,230.14-123,145.52-48,951.74

Finding the Fourth Proportional to 89,230.14, 123,145.52 and 48,951.74

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Solution

The fourth proportional to 89,230.14, 123,145.52 and 48,951.74 is: 67,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,230.14 : 123,145.52 = 48,951.74 : x
  2. Step 2: Convert to fraction form
    89,230.14/123,145.52 = 48,951.74/x
  3. Step 3: Cross multiply
    89,230.14x = 123,145.52 × 48,951.74
  4. Step 4: Simplify right side
    89,230.14x = 6,028,187,540.31
  5. Step 5: Solve for x
    x = 6,028,187,540.31/89,230.14
  6. Step 6: Final answer
    x = 67,557.75

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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.