Home / 198,199.08-273,513.30-107,552.76

Finding the Fourth Proportional to 198,199.08, 273,513.30 and 107,552.76

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Solution

The fourth proportional to 198,199.08, 273,513.30 and 107,552.76 is: 148,422.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,199.08 : 273,513.30 = 107,552.76 : x
  2. Step 2: Convert to fraction form
    198,199.08/273,513.30 = 107,552.76/x
  3. Step 3: Cross multiply
    198,199.08x = 273,513.30 × 107,552.76
  4. Step 4: Simplify right side
    198,199.08x = 29,417,110,311.71
  5. Step 5: Solve for x
    x = 29,417,110,311.71/198,199.08
  6. Step 6: Final answer
    x = 148,422.03

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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.