Home / 198,234.07-273,563.28-107,590.03

Finding the Fourth Proportional to 198,234.07, 273,563.28 and 107,590.03

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Solution

The fourth proportional to 198,234.07, 273,563.28 and 107,590.03 is: 148,474.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,234.07 : 273,563.28 = 107,590.03 : x
  2. Step 2: Convert to fraction form
    198,234.07/273,563.28 = 107,590.03/x
  3. Step 3: Cross multiply
    198,234.07x = 273,563.28 × 107,590.03
  4. Step 4: Simplify right side
    198,234.07x = 29,432,681,502.10
  5. Step 5: Solve for x
    x = 29,432,681,502.10/198,234.07
  6. Step 6: Final answer
    x = 148,474.38

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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.