Home / 198,422.92-297,630.54-58,178.44

Finding the Fourth Proportional to 198,422.92, 297,630.54 and 58,178.44

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Solution

The fourth proportional to 198,422.92, 297,630.54 and 58,178.44 is: 87,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,422.92 : 297,630.54 = 58,178.44 : x
  2. Step 2: Convert to fraction form
    198,422.92/297,630.54 = 58,178.44/x
  3. Step 3: Cross multiply
    198,422.92x = 297,630.54 × 58,178.44
  4. Step 4: Simplify right side
    198,422.92x = 17,315,680,513.56
  5. Step 5: Solve for x
    x = 17,315,680,513.56/198,422.92
  6. Step 6: Final answer
    x = 87,266.53

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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.