Home / 108,167.38-162,231.01-29,271.35

Finding the Fourth Proportional to 108,167.38, 162,231.01 and 29,271.35

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Solution

The fourth proportional to 108,167.38, 162,231.01 and 29,271.35 is: 43,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,167.38 : 162,231.01 = 29,271.35 : x
  2. Step 2: Convert to fraction form
    108,167.38/162,231.01 = 29,271.35/x
  3. Step 3: Cross multiply
    108,167.38x = 162,231.01 × 29,271.35
  4. Step 4: Simplify right side
    108,167.38x = 4,748,720,674.56
  5. Step 5: Solve for x
    x = 4,748,720,674.56/108,167.38
  6. Step 6: Final answer
    x = 43,901.60

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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.