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Finding the Fourth Proportional to 10,061, 13,879.02 and 6,476.60

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Solution

The fourth proportional to 10,061, 13,879.02 and 6,476.60 is: 8,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,061 : 13,879.02 = 6,476.60 : x
  2. Step 2: Convert to fraction form
    10,061/13,879.02 = 6,476.60/x
  3. Step 3: Cross multiply
    10,061x = 13,879.02 × 6,476.60
  4. Step 4: Simplify right side
    10,061x = 89,888,860.93
  5. Step 5: Solve for x
    x = 89,888,860.93/10,061
  6. Step 6: Final answer
    x = 8,934.39

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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.