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Finding the Fourth Proportional to 68,801.54, 103,211.87 and 24,417.74

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Solution

The fourth proportional to 68,801.54, 103,211.87 and 24,417.74 is: 36,630.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,801.54 : 103,211.87 = 24,417.74 : x
  2. Step 2: Convert to fraction form
    68,801.54/103,211.87 = 24,417.74/x
  3. Step 3: Cross multiply
    68,801.54x = 103,211.87 × 24,417.74
  4. Step 4: Simplify right side
    68,801.54x = 2,520,200,742.51
  5. Step 5: Solve for x
    x = 2,520,200,742.51/68,801.54
  6. Step 6: Final answer
    x = 36,630.01

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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.