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Finding the Fourth Proportional to 68,524.76, 94,657.20 and 51,657.32

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Solution

The fourth proportional to 68,524.76, 94,657.20 and 51,657.32 is: 71,357.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,524.76 : 94,657.20 = 51,657.32 : x
  2. Step 2: Convert to fraction form
    68,524.76/94,657.20 = 51,657.32/x
  3. Step 3: Cross multiply
    68,524.76x = 94,657.20 × 51,657.32
  4. Step 4: Simplify right side
    68,524.76x = 4,889,737,270.70
  5. Step 5: Solve for x
    x = 4,889,737,270.70/68,524.76
  6. Step 6: Final answer
    x = 71,357.23

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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.