Home / 124,843.20-187,289.10-36,099.60

Finding the Fourth Proportional to 124,843.20, 187,289.10 and 36,099.60

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Solution

The fourth proportional to 124,843.20, 187,289.10 and 36,099.60 is: 54,156.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,843.20 : 187,289.10 = 36,099.60 : x
  2. Step 2: Convert to fraction form
    124,843.20/187,289.10 = 36,099.60/x
  3. Step 3: Cross multiply
    124,843.20x = 187,289.10 × 36,099.60
  4. Step 4: Simplify right side
    124,843.20x = 6,761,061,594.36
  5. Step 5: Solve for x
    x = 6,761,061,594.36/124,843.20
  6. Step 6: Final answer
    x = 54,156.43

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1.5x scale

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.