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Finding the Fourth Proportional to 27,385.68, 41,078.52 and 10,753.53

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Solution

The fourth proportional to 27,385.68, 41,078.52 and 10,753.53 is: 16,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.68 : 41,078.52 = 10,753.53 : x
  2. Step 2: Convert to fraction form
    27,385.68/41,078.52 = 10,753.53/x
  3. Step 3: Cross multiply
    27,385.68x = 41,078.52 × 10,753.53
  4. Step 4: Simplify right side
    27,385.68x = 441,739,097.18
  5. Step 5: Solve for x
    x = 441,739,097.18/27,385.68
  6. Step 6: Final answer
    x = 16,130.30

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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.