Home / 108,276.50-162,412.02-29,388.68

Finding the Fourth Proportional to 108,276.50, 162,412.02 and 29,388.68

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Solution

The fourth proportional to 108,276.50, 162,412.02 and 29,388.68 is: 44,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,276.50 : 162,412.02 = 29,388.68 : x
  2. Step 2: Convert to fraction form
    108,276.50/162,412.02 = 29,388.68/x
  3. Step 3: Cross multiply
    108,276.50x = 162,412.02 × 29,388.68
  4. Step 4: Simplify right side
    108,276.50x = 4,773,074,883.93
  5. Step 5: Solve for x
    x = 4,773,074,883.93/108,276.50
  6. Step 6: Final answer
    x = 44,082.28

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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.