Home / 68,360.54-94,344.84-38,156.36

Finding the Fourth Proportional to 68,360.54, 94,344.84 and 38,156.36

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Solution

The fourth proportional to 68,360.54, 94,344.84 and 38,156.36 is: 52,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,360.54 : 94,344.84 = 38,156.36 : x
  2. Step 2: Convert to fraction form
    68,360.54/94,344.84 = 38,156.36/x
  3. Step 3: Cross multiply
    68,360.54x = 94,344.84 × 38,156.36
  4. Step 4: Simplify right side
    68,360.54x = 3,599,855,679.18
  5. Step 5: Solve for x
    x = 3,599,855,679.18/68,360.54
  6. Step 6: Final answer
    x = 52,659.85

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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.