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Finding the Fourth Proportional to 8,704.86, 13,073.37 and 4,547.71

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Solution

The fourth proportional to 8,704.86, 13,073.37 and 4,547.71 is: 6,829.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.86 : 13,073.37 = 4,547.71 : x
  2. Step 2: Convert to fraction form
    8,704.86/13,073.37 = 4,547.71/x
  3. Step 3: Cross multiply
    8,704.86x = 13,073.37 × 4,547.71
  4. Step 4: Simplify right side
    8,704.86x = 59,453,895.48
  5. Step 5: Solve for x
    x = 59,453,895.48/8,704.86
  6. Step 6: Final answer
    x = 6,829.97

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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.