Home / 108,165.38-162,228.02-29,269.35

Finding the Fourth Proportional to 108,165.38, 162,228.02 and 29,269.35

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Solution

The fourth proportional to 108,165.38, 162,228.02 and 29,269.35 is: 43,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,165.38 : 162,228.02 = 29,269.35 : x
  2. Step 2: Convert to fraction form
    108,165.38/162,228.02 = 29,269.35/x
  3. Step 3: Cross multiply
    108,165.38x = 162,228.02 × 29,269.35
  4. Step 4: Simplify right side
    108,165.38x = 4,748,308,550.84
  5. Step 5: Solve for x
    x = 4,748,308,550.84/108,165.38
  6. Step 6: Final answer
    x = 43,898.60

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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.