Home / 65,332.28-90,197.20-41,153.97

Finding the Fourth Proportional to 65,332.28, 90,197.20 and 41,153.97

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Solution

The fourth proportional to 65,332.28, 90,197.20 and 41,153.97 is: 56,816.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,332.28 : 90,197.20 = 41,153.97 : x
  2. Step 2: Convert to fraction form
    65,332.28/90,197.20 = 41,153.97/x
  3. Step 3: Cross multiply
    65,332.28x = 90,197.20 × 41,153.97
  4. Step 4: Simplify right side
    65,332.28x = 3,711,972,657.11
  5. Step 5: Solve for x
    x = 3,711,972,657.11/65,332.28
  6. Step 6: Final answer
    x = 56,816.82

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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.