Home / 106,606.43-147,119.16-58,862.79

Finding the Fourth Proportional to 106,606.43, 147,119.16 and 58,862.79

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Solution

The fourth proportional to 106,606.43, 147,119.16 and 58,862.79 is: 81,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,606.43 : 147,119.16 = 58,862.79 : x
  2. Step 2: Convert to fraction form
    106,606.43/147,119.16 = 58,862.79/x
  3. Step 3: Cross multiply
    106,606.43x = 147,119.16 × 58,862.79
  4. Step 4: Simplify right side
    106,606.43x = 8,659,844,220.06
  5. Step 5: Solve for x
    x = 8,659,844,220.06/106,606.43
  6. Step 6: Final answer
    x = 81,231.92

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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.