Home / 173,945.92-260,993.16-74,153.11

Finding the Fourth Proportional to 173,945.92, 260,993.16 and 74,153.11

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Solution

The fourth proportional to 173,945.92, 260,993.16 and 74,153.11 is: 111,261.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,945.92 : 260,993.16 = 74,153.11 : x
  2. Step 2: Convert to fraction form
    173,945.92/260,993.16 = 74,153.11/x
  3. Step 3: Cross multiply
    173,945.92x = 260,993.16 × 74,153.11
  4. Step 4: Simplify right side
    173,945.92x = 19,353,454,502.73
  5. Step 5: Solve for x
    x = 19,353,454,502.73/173,945.92
  6. Step 6: Final answer
    x = 111,261.33

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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.