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Finding the Fourth Proportional to 177,253.49, 265,755.68 and 64,919.11

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Solution

The fourth proportional to 177,253.49, 265,755.68 and 64,919.11 is: 97,333.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,253.49 : 265,755.68 = 64,919.11 : x
  2. Step 2: Convert to fraction form
    177,253.49/265,755.68 = 64,919.11/x
  3. Step 3: Cross multiply
    177,253.49x = 265,755.68 × 64,919.11
  4. Step 4: Simplify right side
    177,253.49x = 17,252,621,612.59
  5. Step 5: Solve for x
    x = 17,252,621,612.59/177,253.49
  6. Step 6: Final answer
    x = 97,333.04

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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.