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Finding the Fourth Proportional to 60,102.63, 90,182.30 and 26,819.73

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Solution

The fourth proportional to 60,102.63, 90,182.30 and 26,819.73 is: 40,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,102.63 : 90,182.30 = 26,819.73 : x
  2. Step 2: Convert to fraction form
    60,102.63/90,182.30 = 26,819.73/x
  3. Step 3: Cross multiply
    60,102.63x = 90,182.30 × 26,819.73
  4. Step 4: Simplify right side
    60,102.63x = 2,418,664,802.68
  5. Step 5: Solve for x
    x = 2,418,664,802.68/60,102.63
  6. Step 6: Final answer
    x = 40,242.25

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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.