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Finding the Fourth Proportional to 68,802.54, 103,213.37 and 24,418.74

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Solution

The fourth proportional to 68,802.54, 103,213.37 and 24,418.74 is: 36,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,802.54 : 103,213.37 = 24,418.74 : x
  2. Step 2: Convert to fraction form
    68,802.54/103,213.37 = 24,418.74/x
  3. Step 3: Cross multiply
    68,802.54x = 103,213.37 × 24,418.74
  4. Step 4: Simplify right side
    68,802.54x = 2,520,340,446.55
  5. Step 5: Solve for x
    x = 2,520,340,446.55/68,802.54
  6. Step 6: Final answer
    x = 36,631.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.