Home / 29,154.47-43,738.20-9,432.59

Finding the Fourth Proportional to 29,154.47, 43,738.20 and 9,432.59

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Solution

The fourth proportional to 29,154.47, 43,738.20 and 9,432.59 is: 14,150.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.47 : 43,738.20 = 9,432.59 : x
  2. Step 2: Convert to fraction form
    29,154.47/43,738.20 = 9,432.59/x
  3. Step 3: Cross multiply
    29,154.47x = 43,738.20 × 9,432.59
  4. Step 4: Simplify right side
    29,154.47x = 412,564,507.94
  5. Step 5: Solve for x
    x = 412,564,507.94/29,154.47
  6. Step 6: Final answer
    x = 14,150.99

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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.