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Finding the Fourth Proportional to 234,862.58, 352,305.72 and 66,395.00

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Solution

The fourth proportional to 234,862.58, 352,305.72 and 66,395.00 is: 99,595.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,862.58 : 352,305.72 = 66,395.00 : x
  2. Step 2: Convert to fraction form
    234,862.58/352,305.72 = 66,395.00/x
  3. Step 3: Cross multiply
    234,862.58x = 352,305.72 × 66,395.00
  4. Step 4: Simplify right side
    234,862.58x = 23,391,339,160.16
  5. Step 5: Solve for x
    x = 23,391,339,160.16/234,862.58
  6. Step 6: Final answer
    x = 99,595.85

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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.