Home / 67,371.91-92,972.14-38,692.18

Finding the Fourth Proportional to 67,371.91, 92,972.14 and 38,692.18

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Solution

The fourth proportional to 67,371.91, 92,972.14 and 38,692.18 is: 53,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,371.91 : 92,972.14 = 38,692.18 : x
  2. Step 2: Convert to fraction form
    67,371.91/92,972.14 = 38,692.18/x
  3. Step 3: Cross multiply
    67,371.91x = 92,972.14 × 38,692.18
  4. Step 4: Simplify right side
    67,371.91x = 3,597,294,775.87
  5. Step 5: Solve for x
    x = 3,597,294,775.87/67,371.91
  6. Step 6: Final answer
    x = 53,394.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.