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Finding the Fourth Proportional to 27,488.93, 41,238.95 and 11,693.93

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Solution

The fourth proportional to 27,488.93, 41,238.95 and 11,693.93 is: 17,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,488.93 : 41,238.95 = 11,693.93 : x
  2. Step 2: Convert to fraction form
    27,488.93/41,238.95 = 11,693.93/x
  3. Step 3: Cross multiply
    27,488.93x = 41,238.95 × 11,693.93
  4. Step 4: Simplify right side
    27,488.93x = 482,245,129.91
  5. Step 5: Solve for x
    x = 482,245,129.91/27,488.93
  6. Step 6: Final answer
    x = 17,543.25

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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.