Home / 108,126.12-162,197.37-29,239.20

Finding the Fourth Proportional to 108,126.12, 162,197.37 and 29,239.20

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Solution

The fourth proportional to 108,126.12, 162,197.37 and 29,239.20 is: 43,861.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,126.12 : 162,197.37 = 29,239.20 : x
  2. Step 2: Convert to fraction form
    108,126.12/162,197.37 = 29,239.20/x
  3. Step 3: Cross multiply
    108,126.12x = 162,197.37 × 29,239.20
  4. Step 4: Simplify right side
    108,126.12x = 4,742,521,340.90
  5. Step 5: Solve for x
    x = 4,742,521,340.90/108,126.12
  6. Step 6: Final answer
    x = 43,861.01

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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.