Home / 68,322.30-94,285.26-38,109.57

Finding the Fourth Proportional to 68,322.30, 94,285.26 and 38,109.57

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Solution

The fourth proportional to 68,322.30, 94,285.26 and 38,109.57 is: 52,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,322.30 : 94,285.26 = 38,109.57 : x
  2. Step 2: Convert to fraction form
    68,322.30/94,285.26 = 38,109.57/x
  3. Step 3: Cross multiply
    68,322.30x = 94,285.26 × 38,109.57
  4. Step 4: Simplify right side
    68,322.30x = 3,593,170,715.94
  5. Step 5: Solve for x
    x = 3,593,170,715.94/68,322.30
  6. Step 6: Final answer
    x = 52,591.48

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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.