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Finding the Fourth Proportional to 68,766.39, 94,897.96 and 38,552.99

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Solution

The fourth proportional to 68,766.39, 94,897.96 and 38,552.99 is: 53,203.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,766.39 : 94,897.96 = 38,552.99 : x
  2. Step 2: Convert to fraction form
    68,766.39/94,897.96 = 38,552.99/x
  3. Step 3: Cross multiply
    68,766.39x = 94,897.96 × 38,552.99
  4. Step 4: Simplify right side
    68,766.39x = 3,658,599,532.03
  5. Step 5: Solve for x
    x = 3,658,599,532.03/68,766.39
  6. Step 6: Final answer
    x = 53,203.31

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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.