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Finding the Fourth Proportional to 58,960.80, 81,367.36 and 32,104.78

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Solution

The fourth proportional to 58,960.80, 81,367.36 and 32,104.78 is: 44,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,960.80 : 81,367.36 = 32,104.78 : x
  2. Step 2: Convert to fraction form
    58,960.80/81,367.36 = 32,104.78/x
  3. Step 3: Cross multiply
    58,960.80x = 81,367.36 × 32,104.78
  4. Step 4: Simplify right side
    58,960.80x = 2,612,281,191.98
  5. Step 5: Solve for x
    x = 2,612,281,191.98/58,960.80
  6. Step 6: Final answer
    x = 44,305.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.