Home / 147,404.20-220,976.70-88,263.40

Finding the Fourth Proportional to 147,404.20, 220,976.70 and 88,263.40

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Solution

The fourth proportional to 147,404.20, 220,976.70 and 88,263.40 is: 132,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,404.20 : 220,976.70 = 88,263.40 : x
  2. Step 2: Convert to fraction form
    147,404.20/220,976.70 = 88,263.40/x
  3. Step 3: Cross multiply
    147,404.20x = 220,976.70 × 88,263.40
  4. Step 4: Simplify right side
    147,404.20x = 19,504,154,862.78
  5. Step 5: Solve for x
    x = 19,504,154,862.78/147,404.20
  6. Step 6: Final answer
    x = 132,317.50

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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.