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Finding the Fourth Proportional to 68,551.82, 94,600.85 and 38,336.79

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Solution

The fourth proportional to 68,551.82, 94,600.85 and 38,336.79 is: 52,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,551.82 : 94,600.85 = 38,336.79 : x
  2. Step 2: Convert to fraction form
    68,551.82/94,600.85 = 38,336.79/x
  3. Step 3: Cross multiply
    68,551.82x = 94,600.85 × 38,336.79
  4. Step 4: Simplify right side
    68,551.82x = 3,626,693,083.34
  5. Step 5: Solve for x
    x = 3,626,693,083.34/68,551.82
  6. Step 6: Final answer
    x = 52,904.40

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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.