Home / 113,678.56-170,273.46-92,234.92

Finding the Fourth Proportional to 113,678.56, 170,273.46 and 92,234.92

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Solution

The fourth proportional to 113,678.56, 170,273.46 and 92,234.92 is: 138,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,678.56 : 170,273.46 = 92,234.92 : x
  2. Step 2: Convert to fraction form
    113,678.56/170,273.46 = 92,234.92/x
  3. Step 3: Cross multiply
    113,678.56x = 170,273.46 × 92,234.92
  4. Step 4: Simplify right side
    113,678.56x = 15,705,158,961.22
  5. Step 5: Solve for x
    x = 15,705,158,961.22/113,678.56
  6. Step 6: Final answer
    x = 138,154.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.