Home / 54,529.72-75,251.14-30,656.60

Finding the Fourth Proportional to 54,529.72, 75,251.14 and 30,656.60

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Solution

The fourth proportional to 54,529.72, 75,251.14 and 30,656.60 is: 42,306.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,529.72 : 75,251.14 = 30,656.60 : x
  2. Step 2: Convert to fraction form
    54,529.72/75,251.14 = 30,656.60/x
  3. Step 3: Cross multiply
    54,529.72x = 75,251.14 × 30,656.60
  4. Step 4: Simplify right side
    54,529.72x = 2,306,944,098.52
  5. Step 5: Solve for x
    x = 2,306,944,098.52/54,529.72
  6. Step 6: Final answer
    x = 42,306.18

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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.