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Finding the Fourth Proportional to 187,073.76, 281,044.80 and 177,003.84

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Solution

The fourth proportional to 187,073.76, 281,044.80 and 177,003.84 is: 265,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,073.76 : 281,044.80 = 177,003.84 : x
  2. Step 2: Convert to fraction form
    187,073.76/281,044.80 = 177,003.84/x
  3. Step 3: Cross multiply
    187,073.76x = 281,044.80 × 177,003.84
  4. Step 4: Simplify right side
    187,073.76x = 49,746,008,812.03
  5. Step 5: Solve for x
    x = 49,746,008,812.03/187,073.76
  6. Step 6: Final answer
    x = 265,916.55

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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.