Home / 86,353.18-129,565.62-41,351.86

Finding the Fourth Proportional to 86,353.18, 129,565.62 and 41,351.86

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Solution

The fourth proportional to 86,353.18, 129,565.62 and 41,351.86 is: 62,044.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,353.18 : 129,565.62 = 41,351.86 : x
  2. Step 2: Convert to fraction form
    86,353.18/129,565.62 = 41,351.86/x
  3. Step 3: Cross multiply
    86,353.18x = 129,565.62 × 41,351.86
  4. Step 4: Simplify right side
    86,353.18x = 5,357,779,379.05
  5. Step 5: Solve for x
    x = 5,357,779,379.05/86,353.18
  6. Step 6: Final answer
    x = 62,044.96

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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.