Home / 29,520.30-44,280.45-8,743.80

Finding the Fourth Proportional to 29,520.30, 44,280.45 and 8,743.80

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Solution

The fourth proportional to 29,520.30, 44,280.45 and 8,743.80 is: 13,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,520.30 : 44,280.45 = 8,743.80 : x
  2. Step 2: Convert to fraction form
    29,520.30/44,280.45 = 8,743.80/x
  3. Step 3: Cross multiply
    29,520.30x = 44,280.45 × 8,743.80
  4. Step 4: Simplify right side
    29,520.30x = 387,179,398.71
  5. Step 5: Solve for x
    x = 387,179,398.71/29,520.30
  6. Step 6: Final answer
    x = 13,115.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.