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Finding the Fourth Proportional to 39,805.67, 59,706.56 and 14,843.77

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Solution

The fourth proportional to 39,805.67, 59,706.56 and 14,843.77 is: 22,264.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,805.67 : 59,706.56 = 14,843.77 : x
  2. Step 2: Convert to fraction form
    39,805.67/59,706.56 = 14,843.77/x
  3. Step 3: Cross multiply
    39,805.67x = 59,706.56 × 14,843.77
  4. Step 4: Simplify right side
    39,805.67x = 886,270,369.91
  5. Step 5: Solve for x
    x = 886,270,369.91/39,805.67
  6. Step 6: Final answer
    x = 22,264.93

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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.