Home / 270,623.16-373,460.67-149,772.78

Finding the Fourth Proportional to 270,623.16, 373,460.67 and 149,772.78

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Solution

The fourth proportional to 270,623.16, 373,460.67 and 149,772.78 is: 206,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,623.16 : 373,460.67 = 149,772.78 : x
  2. Step 2: Convert to fraction form
    270,623.16/373,460.67 = 149,772.78/x
  3. Step 3: Cross multiply
    270,623.16x = 373,460.67 × 149,772.78
  4. Step 4: Simplify right side
    270,623.16x = 55,934,242,766.56
  5. Step 5: Solve for x
    x = 55,934,242,766.56/270,623.16
  6. Step 6: Final answer
    x = 206,686.83

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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.