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Finding the Fourth Proportional to 16,935.25, 23,370.65 and 9,483.25

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Solution

The fourth proportional to 16,935.25, 23,370.65 and 9,483.25 is: 13,086.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.25 : 23,370.65 = 9,483.25 : x
  2. Step 2: Convert to fraction form
    16,935.25/23,370.65 = 9,483.25/x
  3. Step 3: Cross multiply
    16,935.25x = 23,370.65 × 9,483.25
  4. Step 4: Simplify right side
    16,935.25x = 221,629,716.61
  5. Step 5: Solve for x
    x = 221,629,716.61/16,935.25
  6. Step 6: Final answer
    x = 13,086.89

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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.