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Finding the Fourth Proportional to 92,936.81, 139,404.95 and 26,377.00

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Solution

The fourth proportional to 92,936.81, 139,404.95 and 26,377.00 is: 39,565.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,936.81 : 139,404.95 = 26,377.00 : x
  2. Step 2: Convert to fraction form
    92,936.81/139,404.95 = 26,377.00/x
  3. Step 3: Cross multiply
    92,936.81x = 139,404.95 × 26,377.00
  4. Step 4: Simplify right side
    92,936.81x = 3,677,083,537.24
  5. Step 5: Solve for x
    x = 3,677,083,537.24/92,936.81
  6. Step 6: Final answer
    x = 39,565.42

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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.