Home / 194,820.80-292,234.08-54,570.56

Finding the Fourth Proportional to 194,820.80, 292,234.08 and 54,570.56

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Solution

The fourth proportional to 194,820.80, 292,234.08 and 54,570.56 is: 81,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,820.80 : 292,234.08 = 54,570.56 : x
  2. Step 2: Convert to fraction form
    194,820.80/292,234.08 = 54,570.56/x
  3. Step 3: Cross multiply
    194,820.80x = 292,234.08 × 54,570.56
  4. Step 4: Simplify right side
    194,820.80x = 15,947,377,396.68
  5. Step 5: Solve for x
    x = 15,947,377,396.68/194,820.80
  6. Step 6: Final answer
    x = 81,856.65

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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.