Home / 75,176.52-103,632.66-59,229.24

Finding the Fourth Proportional to 75,176.52, 103,632.66 and 59,229.24

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Solution

The fourth proportional to 75,176.52, 103,632.66 and 59,229.24 is: 81,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,176.52 : 103,632.66 = 59,229.24 : x
  2. Step 2: Convert to fraction form
    75,176.52/103,632.66 = 59,229.24/x
  3. Step 3: Cross multiply
    75,176.52x = 103,632.66 × 59,229.24
  4. Step 4: Simplify right side
    75,176.52x = 6,138,083,690.98
  5. Step 5: Solve for x
    x = 6,138,083,690.98/75,176.52
  6. Step 6: Final answer
    x = 81,648.95

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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.