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Finding the Fourth Proportional to 116,682.66, 175,033.20 and 57,486.04

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Solution

The fourth proportional to 116,682.66, 175,033.20 and 57,486.04 is: 86,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,682.66 : 175,033.20 = 57,486.04 : x
  2. Step 2: Convert to fraction form
    116,682.66/175,033.20 = 57,486.04/x
  3. Step 3: Cross multiply
    116,682.66x = 175,033.20 × 57,486.04
  4. Step 4: Simplify right side
    116,682.66x = 10,061,965,536.53
  5. Step 5: Solve for x
    x = 10,061,965,536.53/116,682.66
  6. Step 6: Final answer
    x = 86,233.60

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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.