Home / 108,576.90-149,842.26-60,845.61

Finding the Fourth Proportional to 108,576.90, 149,842.26 and 60,845.61

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Solution

The fourth proportional to 108,576.90, 149,842.26 and 60,845.61 is: 83,970.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,576.90 : 149,842.26 = 60,845.61 : x
  2. Step 2: Convert to fraction form
    108,576.90/149,842.26 = 60,845.61/x
  3. Step 3: Cross multiply
    108,576.90x = 149,842.26 × 60,845.61
  4. Step 4: Simplify right side
    108,576.90x = 9,117,243,713.48
  5. Step 5: Solve for x
    x = 9,117,243,713.48/108,576.90
  6. Step 6: Final answer
    x = 83,970.38

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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.