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Finding the Fourth Proportional to 71,801.70, 107,751.77 and 25,054.58

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Solution

The fourth proportional to 71,801.70, 107,751.77 and 25,054.58 is: 37,599.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,801.70 : 107,751.77 = 25,054.58 : x
  2. Step 2: Convert to fraction form
    71,801.70/107,751.77 = 25,054.58/x
  3. Step 3: Cross multiply
    71,801.70x = 107,751.77 × 25,054.58
  4. Step 4: Simplify right side
    71,801.70x = 2,699,675,341.61
  5. Step 5: Solve for x
    x = 2,699,675,341.61/71,801.70
  6. Step 6: Final answer
    x = 37,599.04

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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.