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Finding the Fourth Proportional to 92,922.29, 139,392.63 and 29,726.54

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Solution

The fourth proportional to 92,922.29, 139,392.63 and 29,726.54 is: 44,592.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,922.29 : 139,392.63 = 29,726.54 : x
  2. Step 2: Convert to fraction form
    92,922.29/139,392.63 = 29,726.54/x
  3. Step 3: Cross multiply
    92,922.29x = 139,392.63 × 29,726.54
  4. Step 4: Simplify right side
    92,922.29x = 4,143,660,591.40
  5. Step 5: Solve for x
    x = 4,143,660,591.40/92,922.29
  6. Step 6: Final answer
    x = 44,592.75

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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.