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Finding the Fourth Proportional to 27,262.47, 40,888.97 and 8,794.47

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Solution

The fourth proportional to 27,262.47, 40,888.97 and 8,794.47 is: 13,190.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,262.47 : 40,888.97 = 8,794.47 : x
  2. Step 2: Convert to fraction form
    27,262.47/40,888.97 = 8,794.47/x
  3. Step 3: Cross multiply
    27,262.47x = 40,888.97 × 8,794.47
  4. Step 4: Simplify right side
    27,262.47x = 359,596,776.02
  5. Step 5: Solve for x
    x = 359,596,776.02/27,262.47
  6. Step 6: Final answer
    x = 13,190.18

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1.5x scale

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.