Home / 106,729.56-147,282.84-58,982.04

Finding the Fourth Proportional to 106,729.56, 147,282.84 and 58,982.04

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Solution

The fourth proportional to 106,729.56, 147,282.84 and 58,982.04 is: 81,393.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,729.56 : 147,282.84 = 58,982.04 : x
  2. Step 2: Convert to fraction form
    106,729.56/147,282.84 = 58,982.04/x
  3. Step 3: Cross multiply
    106,729.56x = 147,282.84 × 58,982.04
  4. Step 4: Simplify right side
    106,729.56x = 8,687,042,360.19
  5. Step 5: Solve for x
    x = 8,687,042,360.19/106,729.56
  6. Step 6: Final answer
    x = 81,393.03

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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.