Home / 147,733.20-221,470.20-88,592.40

Finding the Fourth Proportional to 147,733.20, 221,470.20 and 88,592.40

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Solution

The fourth proportional to 147,733.20, 221,470.20 and 88,592.40 is: 132,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,733.20 : 221,470.20 = 88,592.40 : x
  2. Step 2: Convert to fraction form
    147,733.20/221,470.20 = 88,592.40/x
  3. Step 3: Cross multiply
    147,733.20x = 221,470.20 × 88,592.40
  4. Step 4: Simplify right side
    147,733.20x = 19,620,576,546.48
  5. Step 5: Solve for x
    x = 19,620,576,546.48/147,733.20
  6. Step 6: Final answer
    x = 132,810.88

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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.