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Finding the Fourth Proportional to 48,665.75, 67,158.75 and 26,309.75

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Solution

The fourth proportional to 48,665.75, 67,158.75 and 26,309.75 is: 36,307.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,665.75 : 67,158.75 = 26,309.75 : x
  2. Step 2: Convert to fraction form
    48,665.75/67,158.75 = 26,309.75/x
  3. Step 3: Cross multiply
    48,665.75x = 67,158.75 × 26,309.75
  4. Step 4: Simplify right side
    48,665.75x = 1,766,929,922.81
  5. Step 5: Solve for x
    x = 1,766,929,922.81/48,665.75
  6. Step 6: Final answer
    x = 36,307.46

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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.