Home / 95,489.58-131,726.19-64,864.25

Finding the Fourth Proportional to 95,489.58, 131,726.19 and 64,864.25

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Solution

The fourth proportional to 95,489.58, 131,726.19 and 64,864.25 is: 89,479.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,489.58 : 131,726.19 = 64,864.25 : x
  2. Step 2: Convert to fraction form
    95,489.58/131,726.19 = 64,864.25/x
  3. Step 3: Cross multiply
    95,489.58x = 131,726.19 × 64,864.25
  4. Step 4: Simplify right side
    95,489.58x = 8,544,319,861.08
  5. Step 5: Solve for x
    x = 8,544,319,861.08/95,489.58
  6. Step 6: Final answer
    x = 89,479.08

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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.