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Finding the Fourth Proportional to 83,469.60, 125,204.27 and 55,444.32

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Solution

The fourth proportional to 83,469.60, 125,204.27 and 55,444.32 is: 83,166.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,469.60 : 125,204.27 = 55,444.32 : x
  2. Step 2: Convert to fraction form
    83,469.60/125,204.27 = 55,444.32/x
  3. Step 3: Cross multiply
    83,469.60x = 125,204.27 × 55,444.32
  4. Step 4: Simplify right side
    83,469.60x = 6,941,865,334.02
  5. Step 5: Solve for x
    x = 6,941,865,334.02/83,469.60
  6. Step 6: Final answer
    x = 83,166.39

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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.