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Finding the Fourth Proportional to 36,690.73, 55,072.55 and 16,973.71

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Solution

The fourth proportional to 36,690.73, 55,072.55 and 16,973.71 is: 25,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690.73 : 55,072.55 = 16,973.71 : x
  2. Step 2: Convert to fraction form
    36,690.73/55,072.55 = 16,973.71/x
  3. Step 3: Cross multiply
    36,690.73x = 55,072.55 × 16,973.71
  4. Step 4: Simplify right side
    36,690.73x = 934,785,492.66
  5. Step 5: Solve for x
    x = 934,785,492.66/36,690.73
  6. Step 6: Final answer
    x = 25,477.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.