Home / 151,781.65-227,651.69-45,182.06

Finding the Fourth Proportional to 151,781.65, 227,651.69 and 45,182.06

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Solution

The fourth proportional to 151,781.65, 227,651.69 and 45,182.06 is: 67,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,781.65 : 227,651.69 = 45,182.06 : x
  2. Step 2: Convert to fraction form
    151,781.65/227,651.69 = 45,182.06/x
  3. Step 3: Cross multiply
    151,781.65x = 227,651.69 × 45,182.06
  4. Step 4: Simplify right side
    151,781.65x = 10,285,772,145.07
  5. Step 5: Solve for x
    x = 10,285,772,145.07/151,781.65
  6. Step 6: Final answer
    x = 67,766.90

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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.