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Finding the Fourth Proportional to 16,395.62, 22,626.18 and 9,322.02

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Solution

The fourth proportional to 16,395.62, 22,626.18 and 9,322.02 is: 12,864.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395.62 : 22,626.18 = 9,322.02 : x
  2. Step 2: Convert to fraction form
    16,395.62/22,626.18 = 9,322.02/x
  3. Step 3: Cross multiply
    16,395.62x = 22,626.18 × 9,322.02
  4. Step 4: Simplify right side
    16,395.62x = 210,921,702.48
  5. Step 5: Solve for x
    x = 210,921,702.48/16,395.62
  6. Step 6: Final answer
    x = 12,864.52

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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.