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Finding the Fourth Proportional to 67,952.61, 101,969.01 and 25,868.12

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Solution

The fourth proportional to 67,952.61, 101,969.01 and 25,868.12 is: 38,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,952.61 : 101,969.01 = 25,868.12 : x
  2. Step 2: Convert to fraction form
    67,952.61/101,969.01 = 25,868.12/x
  3. Step 3: Cross multiply
    67,952.61x = 101,969.01 × 25,868.12
  4. Step 4: Simplify right side
    67,952.61x = 2,637,746,077.12
  5. Step 5: Solve for x
    x = 2,637,746,077.12/67,952.61
  6. Step 6: Final answer
    x = 38,817.44

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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.