Home / 89,319.43-123,265.29-49,032.73

Finding the Fourth Proportional to 89,319.43, 123,265.29 and 49,032.73

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Solution

The fourth proportional to 89,319.43, 123,265.29 and 49,032.73 is: 67,667.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,319.43 : 123,265.29 = 49,032.73 : x
  2. Step 2: Convert to fraction form
    89,319.43/123,265.29 = 49,032.73/x
  3. Step 3: Cross multiply
    89,319.43x = 123,265.29 × 49,032.73
  4. Step 4: Simplify right side
    89,319.43x = 6,044,033,682.94
  5. Step 5: Solve for x
    x = 6,044,033,682.94/89,319.43
  6. Step 6: Final answer
    x = 67,667.62

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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.