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Finding the Fourth Proportional to 17,813.44, 24,582.45 and 9,855.19

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Solution

The fourth proportional to 17,813.44, 24,582.45 and 9,855.19 is: 13,600.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,813.44 : 24,582.45 = 9,855.19 : x
  2. Step 2: Convert to fraction form
    17,813.44/24,582.45 = 9,855.19/x
  3. Step 3: Cross multiply
    17,813.44x = 24,582.45 × 9,855.19
  4. Step 4: Simplify right side
    17,813.44x = 242,264,715.42
  5. Step 5: Solve for x
    x = 242,264,715.42/17,813.44
  6. Step 6: Final answer
    x = 13,600.11

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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.