Home / 198,325.76-273,458.40-147,937.28

Finding the Fourth Proportional to 198,325.76, 273,458.40 and 147,937.28

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Solution

The fourth proportional to 198,325.76, 273,458.40 and 147,937.28 is: 203,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,325.76 : 273,458.40 = 147,937.28 : x
  2. Step 2: Convert to fraction form
    198,325.76/273,458.40 = 147,937.28/x
  3. Step 3: Cross multiply
    198,325.76x = 273,458.40 × 147,937.28
  4. Step 4: Simplify right side
    198,325.76x = 40,454,691,889.15
  5. Step 5: Solve for x
    x = 40,454,691,889.15/198,325.76
  6. Step 6: Final answer
    x = 203,981.03

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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.