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Finding the Fourth Proportional to 63,957.40, 95,979.30 and 41,716.60

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Solution

The fourth proportional to 63,957.40, 95,979.30 and 41,716.60 is: 62,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,957.40 : 95,979.30 = 41,716.60 : x
  2. Step 2: Convert to fraction form
    63,957.40/95,979.30 = 41,716.60/x
  3. Step 3: Cross multiply
    63,957.40x = 95,979.30 × 41,716.60
  4. Step 4: Simplify right side
    63,957.40x = 4,003,930,066.38
  5. Step 5: Solve for x
    x = 4,003,930,066.38/63,957.40
  6. Step 6: Final answer
    x = 62,603.08

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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.