Home / 68,462.21-94,476.78-38,247.95

Finding the Fourth Proportional to 68,462.21, 94,476.78 and 38,247.95

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Solution

The fourth proportional to 68,462.21, 94,476.78 and 38,247.95 is: 52,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,462.21 : 94,476.78 = 38,247.95 : x
  2. Step 2: Convert to fraction form
    68,462.21/94,476.78 = 38,247.95/x
  3. Step 3: Cross multiply
    68,462.21x = 94,476.78 × 38,247.95
  4. Step 4: Simplify right side
    68,462.21x = 3,613,543,157.60
  5. Step 5: Solve for x
    x = 3,613,543,157.60/68,462.21
  6. Step 6: Final answer
    x = 52,781.57

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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.