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Finding the Fourth Proportional to 27,683.51, 41,531.84 and 8,963.55

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Solution

The fourth proportional to 27,683.51, 41,531.84 and 8,963.55 is: 13,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,683.51 : 41,531.84 = 8,963.55 : x
  2. Step 2: Convert to fraction form
    27,683.51/41,531.84 = 8,963.55/x
  3. Step 3: Cross multiply
    27,683.51x = 41,531.84 × 8,963.55
  4. Step 4: Simplify right side
    27,683.51x = 372,272,679.61
  5. Step 5: Solve for x
    x = 372,272,679.61/27,683.51
  6. Step 6: Final answer
    x = 13,447.45

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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.