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Finding the Fourth Proportional to 10,801.50, 14,906.07 and 6,085.95

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Solution

The fourth proportional to 10,801.50, 14,906.07 and 6,085.95 is: 8,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801.50 : 14,906.07 = 6,085.95 : x
  2. Step 2: Convert to fraction form
    10,801.50/14,906.07 = 6,085.95/x
  3. Step 3: Cross multiply
    10,801.50x = 14,906.07 × 6,085.95
  4. Step 4: Simplify right side
    10,801.50x = 90,717,596.72
  5. Step 5: Solve for x
    x = 90,717,596.72/10,801.50
  6. Step 6: Final answer
    x = 8,398.61

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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.