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Finding the Fourth Proportional to 33,176.70, 45,784.71 and 18,069.93

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Solution

The fourth proportional to 33,176.70, 45,784.71 and 18,069.93 is: 24,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,176.70 : 45,784.71 = 18,069.93 : x
  2. Step 2: Convert to fraction form
    33,176.70/45,784.71 = 18,069.93/x
  3. Step 3: Cross multiply
    33,176.70x = 45,784.71 × 18,069.93
  4. Step 4: Simplify right side
    33,176.70x = 827,326,504.77
  5. Step 5: Solve for x
    x = 827,326,504.77/33,176.70
  6. Step 6: Final answer
    x = 24,936.97

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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.