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Finding the Fourth Proportional to 61,727.77, 92,599.07 and 21,738.49

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Solution

The fourth proportional to 61,727.77, 92,599.07 and 21,738.49 is: 32,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,727.77 : 92,599.07 = 21,738.49 : x
  2. Step 2: Convert to fraction form
    61,727.77/92,599.07 = 21,738.49/x
  3. Step 3: Cross multiply
    61,727.77x = 92,599.07 × 21,738.49
  4. Step 4: Simplify right side
    61,727.77x = 2,012,963,385.52
  5. Step 5: Solve for x
    x = 2,012,963,385.52/61,727.77
  6. Step 6: Final answer
    x = 32,610.34

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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.