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Finding the Fourth Proportional to 59,165.80, 81,652.12 and 32,310.80

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Solution

The fourth proportional to 59,165.80, 81,652.12 and 32,310.80 is: 44,590.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,165.80 : 81,652.12 = 32,310.80 : x
  2. Step 2: Convert to fraction form
    59,165.80/81,652.12 = 32,310.80/x
  3. Step 3: Cross multiply
    59,165.80x = 81,652.12 × 32,310.80
  4. Step 4: Simplify right side
    59,165.80x = 2,638,245,318.90
  5. Step 5: Solve for x
    x = 2,638,245,318.90/59,165.80
  6. Step 6: Final answer
    x = 44,590.71

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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.