Home / 86,508.16-119,348.94-58,168.96

Finding the Fourth Proportional to 86,508.16, 119,348.94 and 58,168.96

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Solution

The fourth proportional to 86,508.16, 119,348.94 and 58,168.96 is: 80,251.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,508.16 : 119,348.94 = 58,168.96 : x
  2. Step 2: Convert to fraction form
    86,508.16/119,348.94 = 58,168.96/x
  3. Step 3: Cross multiply
    86,508.16x = 119,348.94 × 58,168.96
  4. Step 4: Simplify right side
    86,508.16x = 6,942,403,716.90
  5. Step 5: Solve for x
    x = 6,942,403,716.90/86,508.16
  6. Step 6: Final answer
    x = 80,251.43

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1.5x scale

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.