Home / 108,501.62-162,558.03-38,336.18

Finding the Fourth Proportional to 108,501.62, 162,558.03 and 38,336.18

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Solution

The fourth proportional to 108,501.62, 162,558.03 and 38,336.18 is: 57,435.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,501.62 : 162,558.03 = 38,336.18 : x
  2. Step 2: Convert to fraction form
    108,501.62/162,558.03 = 38,336.18/x
  3. Step 3: Cross multiply
    108,501.62x = 162,558.03 × 38,336.18
  4. Step 4: Simplify right side
    108,501.62x = 6,231,853,898.53
  5. Step 5: Solve for x
    x = 6,231,853,898.53/108,501.62
  6. Step 6: Final answer
    x = 57,435.58

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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.