Home / 108,209.13-162,321.85-32,301.67

Finding the Fourth Proportional to 108,209.13, 162,321.85 and 32,301.67

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Solution

The fourth proportional to 108,209.13, 162,321.85 and 32,301.67 is: 48,454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,209.13 : 162,321.85 = 32,301.67 : x
  2. Step 2: Convert to fraction form
    108,209.13/162,321.85 = 32,301.67/x
  3. Step 3: Cross multiply
    108,209.13x = 162,321.85 × 32,301.67
  4. Step 4: Simplify right side
    108,209.13x = 5,243,266,832.49
  5. Step 5: Solve for x
    x = 5,243,266,832.49/108,209.13
  6. Step 6: Final answer
    x = 48,454.94

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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.