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Finding the Fourth Proportional to 192,560.76, 288,892.66 and 59,435.64

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Solution

The fourth proportional to 192,560.76, 288,892.66 and 59,435.64 is: 89,169.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,560.76 : 288,892.66 = 59,435.64 : x
  2. Step 2: Convert to fraction form
    192,560.76/288,892.66 = 59,435.64/x
  3. Step 3: Cross multiply
    192,560.76x = 288,892.66 × 59,435.64
  4. Step 4: Simplify right side
    192,560.76x = 17,170,520,138.40
  5. Step 5: Solve for x
    x = 17,170,520,138.40/192,560.76
  6. Step 6: Final answer
    x = 89,169.36

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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.