Home / 176,559.24-243,722.34-108,603.76

Finding the Fourth Proportional to 176,559.24, 243,722.34 and 108,603.76

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Solution

The fourth proportional to 176,559.24, 243,722.34 and 108,603.76 is: 149,916.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,559.24 : 243,722.34 = 108,603.76 : x
  2. Step 2: Convert to fraction form
    176,559.24/243,722.34 = 108,603.76/x
  3. Step 3: Cross multiply
    176,559.24x = 243,722.34 × 108,603.76
  4. Step 4: Simplify right side
    176,559.24x = 26,469,162,520.00
  5. Step 5: Solve for x
    x = 26,469,162,520.00/176,559.24
  6. Step 6: Final answer
    x = 149,916.61

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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.