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Finding the Fourth Proportional to 8,699.01, 13,037.82 and 4,012.52

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Solution

The fourth proportional to 8,699.01, 13,037.82 and 4,012.52 is: 6,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699.01 : 13,037.82 = 4,012.52 : x
  2. Step 2: Convert to fraction form
    8,699.01/13,037.82 = 4,012.52/x
  3. Step 3: Cross multiply
    8,699.01x = 13,037.82 × 4,012.52
  4. Step 4: Simplify right side
    8,699.01x = 52,314,448.32
  5. Step 5: Solve for x
    x = 52,314,448.32/8,699.01
  6. Step 6: Final answer
    x = 6,013.84

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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.