Home / 86,359.43-119,174.21-48,118.82

Finding the Fourth Proportional to 86,359.43, 119,174.21 and 48,118.82

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Solution

The fourth proportional to 86,359.43, 119,174.21 and 48,118.82 is: 66,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,359.43 : 119,174.21 = 48,118.82 : x
  2. Step 2: Convert to fraction form
    86,359.43/119,174.21 = 48,118.82/x
  3. Step 3: Cross multiply
    86,359.43x = 119,174.21 × 48,118.82
  4. Step 4: Simplify right side
    86,359.43x = 5,734,522,119.04
  5. Step 5: Solve for x
    x = 5,734,522,119.04/86,359.43
  6. Step 6: Final answer
    x = 66,402.97

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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.