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Finding the Fourth Proportional to 48,623, 67,099.74 and 26,267

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Solution

The fourth proportional to 48,623, 67,099.74 and 26,267 is: 36,248.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,623 : 67,099.74 = 26,267 : x
  2. Step 2: Convert to fraction form
    48,623/67,099.74 = 26,267/x
  3. Step 3: Cross multiply
    48,623x = 67,099.74 × 26,267
  4. Step 4: Simplify right side
    48,623x = 1,762,508,870.58
  5. Step 5: Solve for x
    x = 1,762,508,870.58/48,623
  6. Step 6: Final answer
    x = 36,248.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.