Home / 108,384.67-149,576.66-60,635.17

Finding the Fourth Proportional to 108,384.67, 149,576.66 and 60,635.17

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Solution

The fourth proportional to 108,384.67, 149,576.66 and 60,635.17 is: 83,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,384.67 : 149,576.66 = 60,635.17 : x
  2. Step 2: Convert to fraction form
    108,384.67/149,576.66 = 60,635.17/x
  3. Step 3: Cross multiply
    108,384.67x = 149,576.66 × 60,635.17
  4. Step 4: Simplify right side
    108,384.67x = 9,069,606,207.13
  5. Step 5: Solve for x
    x = 9,069,606,207.13/108,384.67
  6. Step 6: Final answer
    x = 83,679.79

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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.