Home / 177,470.43-265,781.28-102,362.88

Finding the Fourth Proportional to 177,470.43, 265,781.28 and 102,362.88

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Solution

The fourth proportional to 177,470.43, 265,781.28 and 102,362.88 is: 153,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,470.43 : 265,781.28 = 102,362.88 : x
  2. Step 2: Convert to fraction form
    177,470.43/265,781.28 = 102,362.88/x
  3. Step 3: Cross multiply
    177,470.43x = 265,781.28 × 102,362.88
  4. Step 4: Simplify right side
    177,470.43x = 27,206,137,270.89
  5. Step 5: Solve for x
    x = 27,206,137,270.89/177,470.43
  6. Step 6: Final answer
    x = 153,299.55

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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.