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Finding the Fourth Proportional to 107,473.62, 148,316.60 and 62,147.22

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Solution

The fourth proportional to 107,473.62, 148,316.60 and 62,147.22 is: 85,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,473.62 : 148,316.60 = 62,147.22 : x
  2. Step 2: Convert to fraction form
    107,473.62/148,316.60 = 62,147.22/x
  3. Step 3: Cross multiply
    107,473.62x = 148,316.60 × 62,147.22
  4. Step 4: Simplify right side
    107,473.62x = 9,217,464,369.85
  5. Step 5: Solve for x
    x = 9,217,464,369.85/107,473.62
  6. Step 6: Final answer
    x = 85,764.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.