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Finding the Fourth Proportional to 52,886.60, 79,255.31 and 29,204.81

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Solution

The fourth proportional to 52,886.60, 79,255.31 and 29,204.81 is: 43,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886.60 : 79,255.31 = 29,204.81 : x
  2. Step 2: Convert to fraction form
    52,886.60/79,255.31 = 29,204.81/x
  3. Step 3: Cross multiply
    52,886.60x = 79,255.31 × 29,204.81
  4. Step 4: Simplify right side
    52,886.60x = 2,314,636,541.19
  5. Step 5: Solve for x
    x = 2,314,636,541.19/52,886.60
  6. Step 6: Final answer
    x = 43,766.03

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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.