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Finding the Fourth Proportional to 32,560.74, 48,841.20 and 9,187.16

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Solution

The fourth proportional to 32,560.74, 48,841.20 and 9,187.16 is: 13,780.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,560.74 : 48,841.20 = 9,187.16 : x
  2. Step 2: Convert to fraction form
    32,560.74/48,841.20 = 9,187.16/x
  3. Step 3: Cross multiply
    32,560.74x = 48,841.20 × 9,187.16
  4. Step 4: Simplify right side
    32,560.74x = 448,711,918.99
  5. Step 5: Solve for x
    x = 448,711,918.99/32,560.74
  6. Step 6: Final answer
    x = 13,780.77

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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.