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Finding the Fourth Proportional to 27,794.88, 41,673.72 and 15,320.88

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Solution

The fourth proportional to 27,794.88, 41,673.72 and 15,320.88 is: 22,971.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,794.88 : 41,673.72 = 15,320.88 : x
  2. Step 2: Convert to fraction form
    27,794.88/41,673.72 = 15,320.88/x
  3. Step 3: Cross multiply
    27,794.88x = 41,673.72 × 15,320.88
  4. Step 4: Simplify right side
    27,794.88x = 638,478,063.27
  5. Step 5: Solve for x
    x = 638,478,063.27/27,794.88
  6. Step 6: Final answer
    x = 22,971.07

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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.