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Finding the Fourth Proportional to 8,848.70, 12,215.04 and 5,859.26

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Solution

The fourth proportional to 8,848.70, 12,215.04 and 5,859.26 is: 8,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.70 : 12,215.04 = 5,859.26 : x
  2. Step 2: Convert to fraction form
    8,848.70/12,215.04 = 5,859.26/x
  3. Step 3: Cross multiply
    8,848.70x = 12,215.04 × 5,859.26
  4. Step 4: Simplify right side
    8,848.70x = 71,571,095.27
  5. Step 5: Solve for x
    x = 71,571,095.27/8,848.70
  6. Step 6: Final answer
    x = 8,088.32

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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.