Home / 234,759.43-352,132.89-66,291.40

Finding the Fourth Proportional to 234,759.43, 352,132.89 and 66,291.40

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Solution

The fourth proportional to 234,759.43, 352,132.89 and 66,291.40 is: 99,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,759.43 : 352,132.89 = 66,291.40 : x
  2. Step 2: Convert to fraction form
    234,759.43/352,132.89 = 66,291.40/x
  3. Step 3: Cross multiply
    234,759.43x = 352,132.89 × 66,291.40
  4. Step 4: Simplify right side
    234,759.43x = 23,343,382,264.15
  5. Step 5: Solve for x
    x = 23,343,382,264.15/234,759.43
  6. Step 6: Final answer
    x = 99,435.33

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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.