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Finding the Fourth Proportional to 16,569.96, 22,866.30 and 9,858.84

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Solution

The fourth proportional to 16,569.96, 22,866.30 and 9,858.84 is: 13,605.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,569.96 : 22,866.30 = 9,858.84 : x
  2. Step 2: Convert to fraction form
    16,569.96/22,866.30 = 9,858.84/x
  3. Step 3: Cross multiply
    16,569.96x = 22,866.30 × 9,858.84
  4. Step 4: Simplify right side
    16,569.96x = 225,435,193.09
  5. Step 5: Solve for x
    x = 225,435,193.09/16,569.96
  6. Step 6: Final answer
    x = 13,605.05

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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.