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Finding the Fourth Proportional to 48,404.88, 66,799.15 and 27,186.12

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Solution

The fourth proportional to 48,404.88, 66,799.15 and 27,186.12 is: 37,517.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,404.88 : 66,799.15 = 27,186.12 : x
  2. Step 2: Convert to fraction form
    48,404.88/66,799.15 = 27,186.12/x
  3. Step 3: Cross multiply
    48,404.88x = 66,799.15 × 27,186.12
  4. Step 4: Simplify right side
    48,404.88x = 1,816,009,639.83
  5. Step 5: Solve for x
    x = 1,816,009,639.83/48,404.88
  6. Step 6: Final answer
    x = 37,517.08

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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.