Home / 179,437.78-247,620.90-98,872.75

Finding the Fourth Proportional to 179,437.78, 247,620.90 and 98,872.75

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Solution

The fourth proportional to 179,437.78, 247,620.90 and 98,872.75 is: 136,442.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,437.78 : 247,620.90 = 98,872.75 : x
  2. Step 2: Convert to fraction form
    179,437.78/247,620.90 = 98,872.75/x
  3. Step 3: Cross multiply
    179,437.78x = 247,620.90 × 98,872.75
  4. Step 4: Simplify right side
    179,437.78x = 24,482,959,340.48
  5. Step 5: Solve for x
    x = 24,482,959,340.48/179,437.78
  6. Step 6: Final answer
    x = 136,442.61

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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.