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Finding the Fourth Proportional to 27,488.01, 37,934.27 and 15,551.09

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Solution

The fourth proportional to 27,488.01, 37,934.27 and 15,551.09 is: 21,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,488.01 : 37,934.27 = 15,551.09 : x
  2. Step 2: Convert to fraction form
    27,488.01/37,934.27 = 15,551.09/x
  3. Step 3: Cross multiply
    27,488.01x = 37,934.27 × 15,551.09
  4. Step 4: Simplify right side
    27,488.01x = 589,919,267.47
  5. Step 5: Solve for x
    x = 589,919,267.47/27,488.01
  6. Step 6: Final answer
    x = 21,460.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.