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Finding the Fourth Proportional to 27,368.69, 37,768.79 and 14,793.44

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Solution

The fourth proportional to 27,368.69, 37,768.79 and 14,793.44 is: 20,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,368.69 : 37,768.79 = 14,793.44 : x
  2. Step 2: Convert to fraction form
    27,368.69/37,768.79 = 14,793.44/x
  3. Step 3: Cross multiply
    27,368.69x = 37,768.79 × 14,793.44
  4. Step 4: Simplify right side
    27,368.69x = 558,730,328.74
  5. Step 5: Solve for x
    x = 558,730,328.74/27,368.69
  6. Step 6: Final answer
    x = 20,414.95

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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.