Home / 173,721.12-260,619.93-98,876.49

Finding the Fourth Proportional to 173,721.12, 260,619.93 and 98,876.49

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Solution

The fourth proportional to 173,721.12, 260,619.93 and 98,876.49 is: 148,336.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,721.12 : 260,619.93 = 98,876.49 : x
  2. Step 2: Convert to fraction form
    173,721.12/260,619.93 = 98,876.49/x
  3. Step 3: Cross multiply
    173,721.12x = 260,619.93 × 98,876.49
  4. Step 4: Simplify right side
    173,721.12x = 25,769,183,902.45
  5. Step 5: Solve for x
    x = 25,769,183,902.45/173,721.12
  6. Step 6: Final answer
    x = 148,336.51

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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.