Home / 118,744.24-177,885.78-106,125.52

Finding the Fourth Proportional to 118,744.24, 177,885.78 and 106,125.52

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Solution

The fourth proportional to 118,744.24, 177,885.78 and 106,125.52 is: 158,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,744.24 : 177,885.78 = 106,125.52 : x
  2. Step 2: Convert to fraction form
    118,744.24/177,885.78 = 106,125.52/x
  3. Step 3: Cross multiply
    118,744.24x = 177,885.78 × 106,125.52
  4. Step 4: Simplify right side
    118,744.24x = 18,878,220,903.11
  5. Step 5: Solve for x
    x = 18,878,220,903.11/118,744.24
  6. Step 6: Final answer
    x = 158,982.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.