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Finding the Fourth Proportional to 5,937.62, 8,903.41 and 1,987.47

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Solution

The fourth proportional to 5,937.62, 8,903.41 and 1,987.47 is: 2,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,937.62 : 8,903.41 = 1,987.47 : x
  2. Step 2: Convert to fraction form
    5,937.62/8,903.41 = 1,987.47/x
  3. Step 3: Cross multiply
    5,937.62x = 8,903.41 × 1,987.47
  4. Step 4: Simplify right side
    5,937.62x = 17,695,255.30
  5. Step 5: Solve for x
    x = 17,695,255.30/5,937.62
  6. Step 6: Final answer
    x = 2,980.20

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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.