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Finding the Fourth Proportional to 59,198.60, 81,695.68 and 35,339.13

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Solution

The fourth proportional to 59,198.60, 81,695.68 and 35,339.13 is: 48,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,198.60 : 81,695.68 = 35,339.13 : x
  2. Step 2: Convert to fraction form
    59,198.60/81,695.68 = 35,339.13/x
  3. Step 3: Cross multiply
    59,198.60x = 81,695.68 × 35,339.13
  4. Step 4: Simplify right side
    59,198.60x = 2,887,054,167.61
  5. Step 5: Solve for x
    x = 2,887,054,167.61/59,198.60
  6. Step 6: Final answer
    x = 48,768.96

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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.