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Finding the Fourth Proportional to 63,792.94, 87,943 and 44,871.34

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Solution

The fourth proportional to 63,792.94, 87,943 and 44,871.34 is: 61,858.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,792.94 : 87,943 = 44,871.34 : x
  2. Step 2: Convert to fraction form
    63,792.94/87,943 = 44,871.34/x
  3. Step 3: Cross multiply
    63,792.94x = 87,943 × 44,871.34
  4. Step 4: Simplify right side
    63,792.94x = 3,946,120,253.62
  5. Step 5: Solve for x
    x = 3,946,120,253.62/63,792.94
  6. Step 6: Final answer
    x = 61,858.26

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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.