Home / 86,508.26-119,381.42-48,782.52

Finding the Fourth Proportional to 86,508.26, 119,381.42 and 48,782.52

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Solution

The fourth proportional to 86,508.26, 119,381.42 and 48,782.52 is: 67,319.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,508.26 : 119,381.42 = 48,782.52 : x
  2. Step 2: Convert to fraction form
    86,508.26/119,381.42 = 48,782.52/x
  3. Step 3: Cross multiply
    86,508.26x = 119,381.42 × 48,782.52
  4. Step 4: Simplify right side
    86,508.26x = 5,823,726,508.78
  5. Step 5: Solve for x
    x = 5,823,726,508.78/86,508.26
  6. Step 6: Final answer
    x = 67,319.89

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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.