Home / 96,720.71-145,034.37-40,545.73

Finding the Fourth Proportional to 96,720.71, 145,034.37 and 40,545.73

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Solution

The fourth proportional to 96,720.71, 145,034.37 and 40,545.73 is: 60,799.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,720.71 : 145,034.37 = 40,545.73 : x
  2. Step 2: Convert to fraction form
    96,720.71/145,034.37 = 40,545.73/x
  3. Step 3: Cross multiply
    96,720.71x = 145,034.37 × 40,545.73
  4. Step 4: Simplify right side
    96,720.71x = 5,880,524,406.74
  5. Step 5: Solve for x
    x = 5,880,524,406.74/96,720.71
  6. Step 6: Final answer
    x = 60,799.02

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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.