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Finding the Fourth Proportional to 18,504, 25,547.84 and 10,952.74

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Solution

The fourth proportional to 18,504, 25,547.84 and 10,952.74 is: 15,122.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504 : 25,547.84 = 10,952.74 : x
  2. Step 2: Convert to fraction form
    18,504/25,547.84 = 10,952.74/x
  3. Step 3: Cross multiply
    18,504x = 25,547.84 × 10,952.74
  4. Step 4: Simplify right side
    18,504x = 279,818,849.08
  5. Step 5: Solve for x
    x = 279,818,849.08/18,504
  6. Step 6: Final answer
    x = 15,122.07

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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.