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Finding the Fourth Proportional to 8,835.62, 12,193.74 and 5,846.31

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Solution

The fourth proportional to 8,835.62, 12,193.74 and 5,846.31 is: 8,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.62 : 12,193.74 = 5,846.31 : x
  2. Step 2: Convert to fraction form
    8,835.62/12,193.74 = 5,846.31/x
  3. Step 3: Cross multiply
    8,835.62x = 12,193.74 × 5,846.31
  4. Step 4: Simplify right side
    8,835.62x = 71,288,384.10
  5. Step 5: Solve for x
    x = 71,288,384.10/8,835.62
  6. Step 6: Final answer
    x = 8,068.30

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1.5x scale

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.