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Finding the Fourth Proportional to 95,265, 142,886.51 and 25,149.78

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Solution

The fourth proportional to 95,265, 142,886.51 and 25,149.78 is: 37,721.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,265 : 142,886.51 = 25,149.78 : x
  2. Step 2: Convert to fraction form
    95,265/142,886.51 = 25,149.78/x
  3. Step 3: Cross multiply
    95,265x = 142,886.51 × 25,149.78
  4. Step 4: Simplify right side
    95,265x = 3,593,564,291.47
  5. Step 5: Solve for x
    x = 3,593,564,291.47/95,265
  6. Step 6: Final answer
    x = 37,721.77

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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.