Home / 104,154.87-143,742.57-58,841.17

Finding the Fourth Proportional to 104,154.87, 143,742.57 and 58,841.17

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Solution

The fourth proportional to 104,154.87, 143,742.57 and 58,841.17 is: 81,205.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,154.87 : 143,742.57 = 58,841.17 : x
  2. Step 2: Convert to fraction form
    104,154.87/143,742.57 = 58,841.17/x
  3. Step 3: Cross multiply
    104,154.87x = 143,742.57 × 58,841.17
  4. Step 4: Simplify right side
    104,154.87x = 8,457,981,177.29
  5. Step 5: Solve for x
    x = 8,457,981,177.29/104,154.87
  6. Step 6: Final answer
    x = 81,205.82

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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.