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Finding the Fourth Proportional to 18,597, 27,900.60 and 7,501.08

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Solution

The fourth proportional to 18,597, 27,900.60 and 7,501.08 is: 11,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597 : 27,900.60 = 7,501.08 : x
  2. Step 2: Convert to fraction form
    18,597/27,900.60 = 7,501.08/x
  3. Step 3: Cross multiply
    18,597x = 27,900.60 × 7,501.08
  4. Step 4: Simplify right side
    18,597x = 209,284,632.65
  5. Step 5: Solve for x
    x = 209,284,632.65/18,597
  6. Step 6: Final answer
    x = 11,253.68

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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.