Home / 108,419.20-162,627.60-29,532.88

Finding the Fourth Proportional to 108,419.20, 162,627.60 and 29,532.88

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Solution

The fourth proportional to 108,419.20, 162,627.60 and 29,532.88 is: 44,298.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,419.20 : 162,627.60 = 29,532.88 : x
  2. Step 2: Convert to fraction form
    108,419.20/162,627.60 = 29,532.88/x
  3. Step 3: Cross multiply
    108,419.20x = 162,627.60 × 29,532.88
  4. Step 4: Simplify right side
    108,419.20x = 4,802,861,395.49
  5. Step 5: Solve for x
    x = 4,802,861,395.49/108,419.20
  6. Step 6: Final answer
    x = 44,298.99

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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.