Home / 179,140.25-247,219.50-98,573.69

Finding the Fourth Proportional to 179,140.25, 247,219.50 and 98,573.69

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Solution

The fourth proportional to 179,140.25, 247,219.50 and 98,573.69 is: 136,034.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,140.25 : 247,219.50 = 98,573.69 : x
  2. Step 2: Convert to fraction form
    179,140.25/247,219.50 = 98,573.69/x
  3. Step 3: Cross multiply
    179,140.25x = 247,219.50 × 98,573.69
  4. Step 4: Simplify right side
    179,140.25x = 24,369,337,118.86
  5. Step 5: Solve for x
    x = 24,369,337,118.86/179,140.25
  6. Step 6: Final answer
    x = 136,034.97

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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.