Home / 29,151.24-43,728.78-8,374.92

Finding the Fourth Proportional to 29,151.24, 43,728.78 and 8,374.92

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Solution

The fourth proportional to 29,151.24, 43,728.78 and 8,374.92 is: 12,562.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,151.24 : 43,728.78 = 8,374.92 : x
  2. Step 2: Convert to fraction form
    29,151.24/43,728.78 = 8,374.92/x
  3. Step 3: Cross multiply
    29,151.24x = 43,728.78 × 8,374.92
  4. Step 4: Simplify right side
    29,151.24x = 366,225,034.20
  5. Step 5: Solve for x
    x = 366,225,034.20/29,151.24
  6. Step 6: Final answer
    x = 12,562.93

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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.