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Finding the Fourth Proportional to 24,640.90, 36,961.62 and 7,110.88

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Solution

The fourth proportional to 24,640.90, 36,961.62 and 7,110.88 is: 10,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,640.90 : 36,961.62 = 7,110.88 : x
  2. Step 2: Convert to fraction form
    24,640.90/36,961.62 = 7,110.88/x
  3. Step 3: Cross multiply
    24,640.90x = 36,961.62 × 7,110.88
  4. Step 4: Simplify right side
    24,640.90x = 262,829,424.06
  5. Step 5: Solve for x
    x = 262,829,424.06/24,640.90
  6. Step 6: Final answer
    x = 10,666.39

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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.