Home / 54,375.93-81,562.86-14,931.57

Finding the Fourth Proportional to 54,375.93, 81,562.86 and 14,931.57

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Solution

The fourth proportional to 54,375.93, 81,562.86 and 14,931.57 is: 22,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,375.93 : 81,562.86 = 14,931.57 : x
  2. Step 2: Convert to fraction form
    54,375.93/81,562.86 = 14,931.57/x
  3. Step 3: Cross multiply
    54,375.93x = 81,562.86 × 14,931.57
  4. Step 4: Simplify right side
    54,375.93x = 1,217,861,553.49
  5. Step 5: Solve for x
    x = 1,217,861,553.49/54,375.93
  6. Step 6: Final answer
    x = 22,397.07

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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.