Home / 151,570.80-227,356.20-98,426.70

Finding the Fourth Proportional to 151,570.80, 227,356.20 and 98,426.70

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Solution

The fourth proportional to 151,570.80, 227,356.20 and 98,426.70 is: 147,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,570.80 : 227,356.20 = 98,426.70 : x
  2. Step 2: Convert to fraction form
    151,570.80/227,356.20 = 98,426.70/x
  3. Step 3: Cross multiply
    151,570.80x = 227,356.20 × 98,426.70
  4. Step 4: Simplify right side
    151,570.80x = 22,377,920,490.54
  5. Step 5: Solve for x
    x = 22,377,920,490.54/151,570.80
  6. Step 6: Final answer
    x = 147,640.05

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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.