Home / 103,369.96-142,613.22-58,632.04

Finding the Fourth Proportional to 103,369.96, 142,613.22 and 58,632.04

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Solution

The fourth proportional to 103,369.96, 142,613.22 and 58,632.04 is: 80,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,369.96 : 142,613.22 = 58,632.04 : x
  2. Step 2: Convert to fraction form
    103,369.96/142,613.22 = 58,632.04/x
  3. Step 3: Cross multiply
    103,369.96x = 142,613.22 × 58,632.04
  4. Step 4: Simplify right side
    103,369.96x = 8,361,704,019.57
  5. Step 5: Solve for x
    x = 8,361,704,019.57/103,369.96
  6. Step 6: Final answer
    x = 80,891.04

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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.