Home / 29,557.20-44,335.80-8,780.70

Finding the Fourth Proportional to 29,557.20, 44,335.80 and 8,780.70

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Solution

The fourth proportional to 29,557.20, 44,335.80 and 8,780.70 is: 13,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,557.20 : 44,335.80 = 8,780.70 : x
  2. Step 2: Convert to fraction form
    29,557.20/44,335.80 = 8,780.70/x
  3. Step 3: Cross multiply
    29,557.20x = 44,335.80 × 8,780.70
  4. Step 4: Simplify right side
    29,557.20x = 389,299,359.06
  5. Step 5: Solve for x
    x = 389,299,359.06/29,557.20
  6. Step 6: Final answer
    x = 13,171.05

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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.