Home / 108,175.38-149,285.07-60,433.98

Finding the Fourth Proportional to 108,175.38, 149,285.07 and 60,433.98

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Solution

The fourth proportional to 108,175.38, 149,285.07 and 60,433.98 is: 83,400.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,175.38 : 149,285.07 = 60,433.98 : x
  2. Step 2: Convert to fraction form
    108,175.38/149,285.07 = 60,433.98/x
  3. Step 3: Cross multiply
    108,175.38x = 149,285.07 × 60,433.98
  4. Step 4: Simplify right side
    108,175.38x = 9,021,890,934.68
  5. Step 5: Solve for x
    x = 9,021,890,934.68/108,175.38
  6. Step 6: Final answer
    x = 83,400.59

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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.