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Finding the Fourth Proportional to 23,925.69, 33,016.95 and 13,855.95

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Solution

The fourth proportional to 23,925.69, 33,016.95 and 13,855.95 is: 19,120.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,925.69 : 33,016.95 = 13,855.95 : x
  2. Step 2: Convert to fraction form
    23,925.69/33,016.95 = 13,855.95/x
  3. Step 3: Cross multiply
    23,925.69x = 33,016.95 × 13,855.95
  4. Step 4: Simplify right side
    23,925.69x = 457,481,208.35
  5. Step 5: Solve for x
    x = 457,481,208.35/23,925.69
  6. Step 6: Final answer
    x = 19,120.92

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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.