Home / 106,581.34-147,082.61-58,834.58

Finding the Fourth Proportional to 106,581.34, 147,082.61 and 58,834.58

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Solution

The fourth proportional to 106,581.34, 147,082.61 and 58,834.58 is: 81,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,581.34 : 147,082.61 = 58,834.58 : x
  2. Step 2: Convert to fraction form
    106,581.34/147,082.61 = 58,834.58/x
  3. Step 3: Cross multiply
    106,581.34x = 147,082.61 × 58,834.58
  4. Step 4: Simplify right side
    106,581.34x = 8,653,542,738.92
  5. Step 5: Solve for x
    x = 8,653,542,738.92/106,581.34
  6. Step 6: Final answer
    x = 81,191.91

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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.