Home / 104,002.26-143,523.15-58,689.87

Finding the Fourth Proportional to 104,002.26, 143,523.15 and 58,689.87

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Solution

The fourth proportional to 104,002.26, 143,523.15 and 58,689.87 is: 80,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,002.26 : 143,523.15 = 58,689.87 : x
  2. Step 2: Convert to fraction form
    104,002.26/143,523.15 = 58,689.87/x
  3. Step 3: Cross multiply
    104,002.26x = 143,523.15 × 58,689.87
  4. Step 4: Simplify right side
    104,002.26x = 8,423,355,015.49
  5. Step 5: Solve for x
    x = 8,423,355,015.49/104,002.26
  6. Step 6: Final answer
    x = 80,992.04

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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.