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Finding the Fourth Proportional to 67,970.58, 101,908.26 and 25,853.10

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Solution

The fourth proportional to 67,970.58, 101,908.26 and 25,853.10 is: 38,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,970.58 : 101,908.26 = 25,853.10 : x
  2. Step 2: Convert to fraction form
    67,970.58/101,908.26 = 25,853.10/x
  3. Step 3: Cross multiply
    67,970.58x = 101,908.26 × 25,853.10
  4. Step 4: Simplify right side
    67,970.58x = 2,634,644,436.61
  5. Step 5: Solve for x
    x = 2,634,644,436.61/67,970.58
  6. Step 6: Final answer
    x = 38,761.54

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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.