Home / 71,499.12-107,248.80-29,349.81

Finding the Fourth Proportional to 71,499.12, 107,248.80 and 29,349.81

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Solution

The fourth proportional to 71,499.12, 107,248.80 and 29,349.81 is: 44,024.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,499.12 : 107,248.80 = 29,349.81 : x
  2. Step 2: Convert to fraction form
    71,499.12/107,248.80 = 29,349.81/x
  3. Step 3: Cross multiply
    71,499.12x = 107,248.80 × 29,349.81
  4. Step 4: Simplify right side
    71,499.12x = 3,147,731,902.73
  5. Step 5: Solve for x
    x = 3,147,731,902.73/71,499.12
  6. Step 6: Final answer
    x = 44,024.76

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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.