Home / 87,006.29-120,077.10-48,772.33

Finding the Fourth Proportional to 87,006.29, 120,077.10 and 48,772.33

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Solution

The fourth proportional to 87,006.29, 120,077.10 and 48,772.33 is: 67,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,006.29 : 120,077.10 = 48,772.33 : x
  2. Step 2: Convert to fraction form
    87,006.29/120,077.10 = 48,772.33/x
  3. Step 3: Cross multiply
    87,006.29x = 120,077.10 × 48,772.33
  4. Step 4: Simplify right side
    87,006.29x = 5,856,439,646.45
  5. Step 5: Solve for x
    x = 5,856,439,646.45/87,006.29
  6. Step 6: Final answer
    x = 67,310.54

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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.