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Finding the Fourth Proportional to 56,008.65, 84,013.08 and 16,568.74

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Solution

The fourth proportional to 56,008.65, 84,013.08 and 16,568.74 is: 24,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,008.65 : 84,013.08 = 16,568.74 : x
  2. Step 2: Convert to fraction form
    56,008.65/84,013.08 = 16,568.74/x
  3. Step 3: Cross multiply
    56,008.65x = 84,013.08 × 16,568.74
  4. Step 4: Simplify right side
    56,008.65x = 1,391,990,879.12
  5. Step 5: Solve for x
    x = 1,391,990,879.12/56,008.65
  6. Step 6: Final answer
    x = 24,853.14

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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.