Home / 179,181.40-247,270.35-98,608.92

Finding the Fourth Proportional to 179,181.40, 247,270.35 and 98,608.92

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Solution

The fourth proportional to 179,181.40, 247,270.35 and 98,608.92 is: 136,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,181.40 : 247,270.35 = 98,608.92 : x
  2. Step 2: Convert to fraction form
    179,181.40/247,270.35 = 98,608.92/x
  3. Step 3: Cross multiply
    179,181.40x = 247,270.35 × 98,608.92
  4. Step 4: Simplify right side
    179,181.40x = 24,383,062,161.52
  5. Step 5: Solve for x
    x = 24,383,062,161.52/179,181.40
  6. Step 6: Final answer
    x = 136,080.32

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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.