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Finding the Fourth Proportional to 8,580.04, 11,840.52 and 4,854.04

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Solution

The fourth proportional to 8,580.04, 11,840.52 and 4,854.04 is: 6,698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580.04 : 11,840.52 = 4,854.04 : x
  2. Step 2: Convert to fraction form
    8,580.04/11,840.52 = 4,854.04/x
  3. Step 3: Cross multiply
    8,580.04x = 11,840.52 × 4,854.04
  4. Step 4: Simplify right side
    8,580.04x = 57,474,357.70
  5. Step 5: Solve for x
    x = 57,474,357.70/8,580.04
  6. Step 6: Final answer
    x = 6,698.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.