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Finding the Fourth Proportional to 62,937.30, 86,882.31 and 44,799.78

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Solution

The fourth proportional to 62,937.30, 86,882.31 and 44,799.78 is: 61,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,937.30 : 86,882.31 = 44,799.78 : x
  2. Step 2: Convert to fraction form
    62,937.30/86,882.31 = 44,799.78/x
  3. Step 3: Cross multiply
    62,937.30x = 86,882.31 × 44,799.78
  4. Step 4: Simplify right side
    62,937.30x = 3,892,308,373.89
  5. Step 5: Solve for x
    x = 3,892,308,373.89/62,937.30
  6. Step 6: Final answer
    x = 61,844.22

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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.