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Finding the Fourth Proportional to 8,362.52, 12,543.64 and 2,037.45

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Solution

The fourth proportional to 8,362.52, 12,543.64 and 2,037.45 is: 3,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362.52 : 12,543.64 = 2,037.45 : x
  2. Step 2: Convert to fraction form
    8,362.52/12,543.64 = 2,037.45/x
  3. Step 3: Cross multiply
    8,362.52x = 12,543.64 × 2,037.45
  4. Step 4: Simplify right side
    8,362.52x = 25,557,081.26
  5. Step 5: Solve for x
    x = 25,557,081.26/8,362.52
  6. Step 6: Final answer
    x = 3,056.15

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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.