Home / 108,301.59-149,396.17-62,974.58

Finding the Fourth Proportional to 108,301.59, 149,396.17 and 62,974.58

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Solution

The fourth proportional to 108,301.59, 149,396.17 and 62,974.58 is: 86,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,301.59 : 149,396.17 = 62,974.58 : x
  2. Step 2: Convert to fraction form
    108,301.59/149,396.17 = 62,974.58/x
  3. Step 3: Cross multiply
    108,301.59x = 149,396.17 × 62,974.58
  4. Step 4: Simplify right side
    108,301.59x = 9,408,161,059.36
  5. Step 5: Solve for x
    x = 9,408,161,059.36/108,301.59
  6. Step 6: Final answer
    x = 86,870.02

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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.