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Finding the Fourth Proportional to 36,656.84, 54,980.40 and 10,363.64

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Solution

The fourth proportional to 36,656.84, 54,980.40 and 10,363.64 is: 15,544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,656.84 : 54,980.40 = 10,363.64 : x
  2. Step 2: Convert to fraction form
    36,656.84/54,980.40 = 10,363.64/x
  3. Step 3: Cross multiply
    36,656.84x = 54,980.40 × 10,363.64
  4. Step 4: Simplify right side
    36,656.84x = 569,797,072.66
  5. Step 5: Solve for x
    x = 569,797,072.66/36,656.84
  6. Step 6: Final answer
    x = 15,544.09

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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.