Home / 147,092.20-220,588.78-47,227.88

Finding the Fourth Proportional to 147,092.20, 220,588.78 and 47,227.88

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Solution

The fourth proportional to 147,092.20, 220,588.78 and 47,227.88 is: 70,825.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,092.20 : 220,588.78 = 47,227.88 : x
  2. Step 2: Convert to fraction form
    147,092.20/220,588.78 = 47,227.88/x
  3. Step 3: Cross multiply
    147,092.20x = 220,588.78 × 47,227.88
  4. Step 4: Simplify right side
    147,092.20x = 10,417,940,431.19
  5. Step 5: Solve for x
    x = 10,417,940,431.19/147,092.20
  6. Step 6: Final answer
    x = 70,825.92

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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.