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Finding the Fourth Proportional to 73,685.52, 110,495.25 and 26,905.50

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Solution

The fourth proportional to 73,685.52, 110,495.25 and 26,905.50 is: 40,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,685.52 : 110,495.25 = 26,905.50 : x
  2. Step 2: Convert to fraction form
    73,685.52/110,495.25 = 26,905.50/x
  3. Step 3: Cross multiply
    73,685.52x = 110,495.25 × 26,905.50
  4. Step 4: Simplify right side
    73,685.52x = 2,972,929,948.88
  5. Step 5: Solve for x
    x = 2,972,929,948.88/73,685.52
  6. Step 6: Final answer
    x = 40,346.19

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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.