Home / 179,310.48-247,438.56-98,734.80

Finding the Fourth Proportional to 179,310.48, 247,438.56 and 98,734.80

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Solution

The fourth proportional to 179,310.48, 247,438.56 and 98,734.80 is: 136,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,310.48 : 247,438.56 = 98,734.80 : x
  2. Step 2: Convert to fraction form
    179,310.48/247,438.56 = 98,734.80/x
  3. Step 3: Cross multiply
    179,310.48x = 247,438.56 × 98,734.80
  4. Step 4: Simplify right side
    179,310.48x = 24,430,796,733.89
  5. Step 5: Solve for x
    x = 24,430,796,733.89/179,310.48
  6. Step 6: Final answer
    x = 136,248.57

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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.