Home / 108,523.98-162,752.48-38,387.16

Finding the Fourth Proportional to 108,523.98, 162,752.48 and 38,387.16

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Solution

The fourth proportional to 108,523.98, 162,752.48 and 38,387.16 is: 57,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,523.98 : 162,752.48 = 38,387.16 : x
  2. Step 2: Convert to fraction form
    108,523.98/162,752.48 = 38,387.16/x
  3. Step 3: Cross multiply
    108,523.98x = 162,752.48 × 38,387.16
  4. Step 4: Simplify right side
    108,523.98x = 6,247,605,490.16
  5. Step 5: Solve for x
    x = 6,247,605,490.16/108,523.98
  6. Step 6: Final answer
    x = 57,568.89

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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.