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Finding the Fourth Proportional to 27,095.69, 40,642.75 and 8,373

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Solution

The fourth proportional to 27,095.69, 40,642.75 and 8,373 is: 12,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,095.69 : 40,642.75 = 8,373 : x
  2. Step 2: Convert to fraction form
    27,095.69/40,642.75 = 8,373/x
  3. Step 3: Cross multiply
    27,095.69x = 40,642.75 × 8,373
  4. Step 4: Simplify right side
    27,095.69x = 340,301,745.75
  5. Step 5: Solve for x
    x = 340,301,745.75/27,095.69
  6. Step 6: Final answer
    x = 12,559.26

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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.