Home / 60,249.24-90,275.04-42,687.72

Finding the Fourth Proportional to 60,249.24, 90,275.04 and 42,687.72

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Solution

The fourth proportional to 60,249.24, 90,275.04 and 42,687.72 is: 63,961.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,249.24 : 90,275.04 = 42,687.72 : x
  2. Step 2: Convert to fraction form
    60,249.24/90,275.04 = 42,687.72/x
  3. Step 3: Cross multiply
    60,249.24x = 90,275.04 × 42,687.72
  4. Step 4: Simplify right side
    60,249.24x = 3,853,635,630.51
  5. Step 5: Solve for x
    x = 3,853,635,630.51/60,249.24
  6. Step 6: Final answer
    x = 63,961.56

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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.