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Finding the Fourth Proportional to 117,306.60, 175,959.90 and 104,404.20

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Solution

The fourth proportional to 117,306.60, 175,959.90 and 104,404.20 is: 156,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,306.60 : 175,959.90 = 104,404.20 : x
  2. Step 2: Convert to fraction form
    117,306.60/175,959.90 = 104,404.20/x
  3. Step 3: Cross multiply
    117,306.60x = 175,959.90 × 104,404.20
  4. Step 4: Simplify right side
    117,306.60x = 18,370,952,591.58
  5. Step 5: Solve for x
    x = 18,370,952,591.58/117,306.60
  6. Step 6: Final answer
    x = 156,606.30

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1.5x scale

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.