Home / 107,517.67-148,379.45-59,771.81

Finding the Fourth Proportional to 107,517.67, 148,379.45 and 59,771.81

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Solution

The fourth proportional to 107,517.67, 148,379.45 and 59,771.81 is: 82,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,517.67 : 148,379.45 = 59,771.81 : x
  2. Step 2: Convert to fraction form
    107,517.67/148,379.45 = 59,771.81/x
  3. Step 3: Cross multiply
    107,517.67x = 148,379.45 × 59,771.81
  4. Step 4: Simplify right side
    107,517.67x = 8,868,908,365.39
  5. Step 5: Solve for x
    x = 8,868,908,365.39/107,517.67
  6. Step 6: Final answer
    x = 82,487.92

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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.