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Finding the Fourth Proportional to 92,596.88, 138,895.22 and 26,043.68

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Solution

The fourth proportional to 92,596.88, 138,895.22 and 26,043.68 is: 39,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,596.88 : 138,895.22 = 26,043.68 : x
  2. Step 2: Convert to fraction form
    92,596.88/138,895.22 = 26,043.68/x
  3. Step 3: Cross multiply
    92,596.88x = 138,895.22 × 26,043.68
  4. Step 4: Simplify right side
    92,596.88x = 3,617,342,663.21
  5. Step 5: Solve for x
    x = 3,617,342,663.21/92,596.88
  6. Step 6: Final answer
    x = 39,065.49

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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.