Home / 198,818.06-297,742.30-151,382.03

Finding the Fourth Proportional to 198,818.06, 297,742.30 and 151,382.03

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Solution

The fourth proportional to 198,818.06, 297,742.30 and 151,382.03 is: 226,703.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,818.06 : 297,742.30 = 151,382.03 : x
  2. Step 2: Convert to fraction form
    198,818.06/297,742.30 = 151,382.03/x
  3. Step 3: Cross multiply
    198,818.06x = 297,742.30 × 151,382.03
  4. Step 4: Simplify right side
    198,818.06x = 45,072,831,923.70
  5. Step 5: Solve for x
    x = 45,072,831,923.70/198,818.06
  6. Step 6: Final answer
    x = 226,703.92

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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.