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Finding the Fourth Proportional to 8,722.25, 12,032.03 and 6,065.04

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Solution

The fourth proportional to 8,722.25, 12,032.03 and 6,065.04 is: 8,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.25 : 12,032.03 = 6,065.04 : x
  2. Step 2: Convert to fraction form
    8,722.25/12,032.03 = 6,065.04/x
  3. Step 3: Cross multiply
    8,722.25x = 12,032.03 × 6,065.04
  4. Step 4: Simplify right side
    8,722.25x = 72,974,712.91
  5. Step 5: Solve for x
    x = 72,974,712.91/8,722.25
  6. Step 6: Final answer
    x = 8,366.51

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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.