Home / 108,417.27-149,596.16-62,469.75

Finding the Fourth Proportional to 108,417.27, 149,596.16 and 62,469.75

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Solution

The fourth proportional to 108,417.27, 149,596.16 and 62,469.75 is: 86,196.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,417.27 : 149,596.16 = 62,469.75 : x
  2. Step 2: Convert to fraction form
    108,417.27/149,596.16 = 62,469.75/x
  3. Step 3: Cross multiply
    108,417.27x = 149,596.16 × 62,469.75
  4. Step 4: Simplify right side
    108,417.27x = 9,345,234,403.81
  5. Step 5: Solve for x
    x = 9,345,234,403.81/108,417.27
  6. Step 6: Final answer
    x = 86,196.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.