Home / 108,180.05-149,296.55-62,253.77

Finding the Fourth Proportional to 108,180.05, 149,296.55 and 62,253.77

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Solution

The fourth proportional to 108,180.05, 149,296.55 and 62,253.77 is: 85,914.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,180.05 : 149,296.55 = 62,253.77 : x
  2. Step 2: Convert to fraction form
    108,180.05/149,296.55 = 62,253.77/x
  3. Step 3: Cross multiply
    108,180.05x = 149,296.55 × 62,253.77
  4. Step 4: Simplify right side
    108,180.05x = 9,294,273,085.49
  5. Step 5: Solve for x
    x = 9,294,273,085.49/108,180.05
  6. Step 6: Final answer
    x = 85,914.85

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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.