Home / 86,575.60-119,474.16-48,849.76

Finding the Fourth Proportional to 86,575.60, 119,474.16 and 48,849.76

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Solution

The fourth proportional to 86,575.60, 119,474.16 and 48,849.76 is: 67,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,575.60 : 119,474.16 = 48,849.76 : x
  2. Step 2: Convert to fraction form
    86,575.60/119,474.16 = 48,849.76/x
  3. Step 3: Cross multiply
    86,575.60x = 119,474.16 × 48,849.76
  4. Step 4: Simplify right side
    86,575.60x = 5,836,284,042.20
  5. Step 5: Solve for x
    x = 5,836,284,042.20/86,575.60
  6. Step 6: Final answer
    x = 67,412.57

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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.