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Finding the Fourth Proportional to 16,613.04, 22,929.36 and 9,544.32

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Solution

The fourth proportional to 16,613.04, 22,929.36 and 9,544.32 is: 13,173.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,613.04 : 22,929.36 = 9,544.32 : x
  2. Step 2: Convert to fraction form
    16,613.04/22,929.36 = 9,544.32/x
  3. Step 3: Cross multiply
    16,613.04x = 22,929.36 × 9,544.32
  4. Step 4: Simplify right side
    16,613.04x = 218,845,149.24
  5. Step 5: Solve for x
    x = 218,845,149.24/16,613.04
  6. Step 6: Final answer
    x = 13,173.09

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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.