Home / 54,177.52-74,734.88-31,513.96

Finding the Fourth Proportional to 54,177.52, 74,734.88 and 31,513.96

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Solution

The fourth proportional to 54,177.52, 74,734.88 and 31,513.96 is: 43,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,177.52 : 74,734.88 = 31,513.96 : x
  2. Step 2: Convert to fraction form
    54,177.52/74,734.88 = 31,513.96/x
  3. Step 3: Cross multiply
    54,177.52x = 74,734.88 × 31,513.96
  4. Step 4: Simplify right side
    54,177.52x = 2,355,192,018.92
  5. Step 5: Solve for x
    x = 2,355,192,018.92/54,177.52
  6. Step 6: Final answer
    x = 43,471.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.