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Finding the Fourth Proportional to 68,873.19, 103,309.45 and 24,501.58

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Solution

The fourth proportional to 68,873.19, 103,309.45 and 24,501.58 is: 36,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,873.19 : 103,309.45 = 24,501.58 : x
  2. Step 2: Convert to fraction form
    68,873.19/103,309.45 = 24,501.58/x
  3. Step 3: Cross multiply
    68,873.19x = 103,309.45 × 24,501.58
  4. Step 4: Simplify right side
    68,873.19x = 2,531,244,753.93
  5. Step 5: Solve for x
    x = 2,531,244,753.93/68,873.19
  6. Step 6: Final answer
    x = 36,752.25

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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.