Home / 179,240.08-247,348.20-98,669.20

Finding the Fourth Proportional to 179,240.08, 247,348.20 and 98,669.20

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Solution

The fourth proportional to 179,240.08, 247,348.20 and 98,669.20 is: 136,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,240.08 : 247,348.20 = 98,669.20 : x
  2. Step 2: Convert to fraction form
    179,240.08/247,348.20 = 98,669.20/x
  3. Step 3: Cross multiply
    179,240.08x = 247,348.20 × 98,669.20
  4. Step 4: Simplify right side
    179,240.08x = 24,405,649,015.44
  5. Step 5: Solve for x
    x = 24,405,649,015.44/179,240.08
  6. Step 6: Final answer
    x = 136,161.78

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1.5x scale

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.