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Finding the Fourth Proportional to 68,224.66, 94,147.65 and 38,008.42

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Solution

The fourth proportional to 68,224.66, 94,147.65 and 38,008.42 is: 52,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,224.66 : 94,147.65 = 38,008.42 : x
  2. Step 2: Convert to fraction form
    68,224.66/94,147.65 = 38,008.42/x
  3. Step 3: Cross multiply
    68,224.66x = 94,147.65 × 38,008.42
  4. Step 4: Simplify right side
    68,224.66x = 3,578,403,423.21
  5. Step 5: Solve for x
    x = 3,578,403,423.21/68,224.66
  6. Step 6: Final answer
    x = 52,450.29

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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.