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Finding the Fourth Proportional to 59,191.60, 81,599.42 and 36,515.28

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Solution

The fourth proportional to 59,191.60, 81,599.42 and 36,515.28 is: 50,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,191.60 : 81,599.42 = 36,515.28 : x
  2. Step 2: Convert to fraction form
    59,191.60/81,599.42 = 36,515.28/x
  3. Step 3: Cross multiply
    59,191.60x = 81,599.42 × 36,515.28
  4. Step 4: Simplify right side
    59,191.60x = 2,979,625,669.14
  5. Step 5: Solve for x
    x = 2,979,625,669.14/59,191.60
  6. Step 6: Final answer
    x = 50,338.66

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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.