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Finding the Fourth Proportional to 147,380.80, 220,600.80 and 116,276.80

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Solution

The fourth proportional to 147,380.80, 220,600.80 and 116,276.80 is: 174,044.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,380.80 : 220,600.80 = 116,276.80 : x
  2. Step 2: Convert to fraction form
    147,380.80/220,600.80 = 116,276.80/x
  3. Step 3: Cross multiply
    147,380.80x = 220,600.80 × 116,276.80
  4. Step 4: Simplify right side
    147,380.80x = 25,650,755,101.44
  5. Step 5: Solve for x
    x = 25,650,755,101.44/147,380.80
  6. Step 6: Final answer
    x = 174,044.08

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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.