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Finding the Fourth Proportional to 61,762.25, 92,767.35 and 36,850.91

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Solution

The fourth proportional to 61,762.25, 92,767.35 and 36,850.91 is: 55,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,762.25 : 92,767.35 = 36,850.91 : x
  2. Step 2: Convert to fraction form
    61,762.25/92,767.35 = 36,850.91/x
  3. Step 3: Cross multiply
    61,762.25x = 92,767.35 × 36,850.91
  4. Step 4: Simplify right side
    61,762.25x = 3,418,561,265.79
  5. Step 5: Solve for x
    x = 3,418,561,265.79/61,762.25
  6. Step 6: Final answer
    x = 55,350.34

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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.