Home / 106,982.94-147,638.68-58,586.88

Finding the Fourth Proportional to 106,982.94, 147,638.68 and 58,586.88

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Solution

The fourth proportional to 106,982.94, 147,638.68 and 58,586.88 is: 80,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,982.94 : 147,638.68 = 58,586.88 : x
  2. Step 2: Convert to fraction form
    106,982.94/147,638.68 = 58,586.88/x
  3. Step 3: Cross multiply
    106,982.94x = 147,638.68 × 58,586.88
  4. Step 4: Simplify right side
    106,982.94x = 8,649,689,628.52
  5. Step 5: Solve for x
    x = 8,649,689,628.52/106,982.94
  6. Step 6: Final answer
    x = 80,851.11

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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.