Home / 62,919.18-86,808.93-35,690.78

Finding the Fourth Proportional to 62,919.18, 86,808.93 and 35,690.78

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Solution

The fourth proportional to 62,919.18, 86,808.93 and 35,690.78 is: 49,242.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,919.18 : 86,808.93 = 35,690.78 : x
  2. Step 2: Convert to fraction form
    62,919.18/86,808.93 = 35,690.78/x
  3. Step 3: Cross multiply
    62,919.18x = 86,808.93 × 35,690.78
  4. Step 4: Simplify right side
    62,919.18x = 3,098,278,505.85
  5. Step 5: Solve for x
    x = 3,098,278,505.85/62,919.18
  6. Step 6: Final answer
    x = 49,242.19

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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.