Home / 68,427.99-94,432.23-38,211.75

Finding the Fourth Proportional to 68,427.99, 94,432.23 and 38,211.75

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Solution

The fourth proportional to 68,427.99, 94,432.23 and 38,211.75 is: 52,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,427.99 : 94,432.23 = 38,211.75 : x
  2. Step 2: Convert to fraction form
    68,427.99/94,432.23 = 38,211.75/x
  3. Step 3: Cross multiply
    68,427.99x = 94,432.23 × 38,211.75
  4. Step 4: Simplify right side
    68,427.99x = 3,608,420,764.70
  5. Step 5: Solve for x
    x = 3,608,420,764.70/68,427.99
  6. Step 6: Final answer
    x = 52,733.11

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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.