Home / 173,581.28-259,951.52-120,123.51

Finding the Fourth Proportional to 173,581.28, 259,951.52 and 120,123.51

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Solution

The fourth proportional to 173,581.28, 259,951.52 and 120,123.51 is: 179,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,581.28 : 259,951.52 = 120,123.51 : x
  2. Step 2: Convert to fraction form
    173,581.28/259,951.52 = 120,123.51/x
  3. Step 3: Cross multiply
    173,581.28x = 259,951.52 × 120,123.51
  4. Step 4: Simplify right side
    173,581.28x = 31,226,289,312.54
  5. Step 5: Solve for x
    x = 31,226,289,312.54/173,581.28
  6. Step 6: Final answer
    x = 179,894.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.