Home / 106,581.84-147,081.13-58,833.96

Finding the Fourth Proportional to 106,581.84, 147,081.13 and 58,833.96

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Solution

The fourth proportional to 106,581.84, 147,081.13 and 58,833.96 is: 81,189.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,581.84 : 147,081.13 = 58,833.96 : x
  2. Step 2: Convert to fraction form
    106,581.84/147,081.13 = 58,833.96/x
  3. Step 3: Cross multiply
    106,581.84x = 147,081.13 × 58,833.96
  4. Step 4: Simplify right side
    106,581.84x = 8,653,365,319.17
  5. Step 5: Solve for x
    x = 8,653,365,319.17/106,581.84
  6. Step 6: Final answer
    x = 81,189.87

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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.