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Finding the Fourth Proportional to 27,488.94, 37,926.03 and 16,154.81

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Solution

The fourth proportional to 27,488.94, 37,926.03 and 16,154.81 is: 22,288.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,488.94 : 37,926.03 = 16,154.81 : x
  2. Step 2: Convert to fraction form
    27,488.94/37,926.03 = 16,154.81/x
  3. Step 3: Cross multiply
    27,488.94x = 37,926.03 × 16,154.81
  4. Step 4: Simplify right side
    27,488.94x = 612,687,821.88
  5. Step 5: Solve for x
    x = 612,687,821.88/27,488.94
  6. Step 6: Final answer
    x = 22,288.52

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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.