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Finding the Fourth Proportional to 57,751.71, 79,698.66 and 33,895.59

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Solution

The fourth proportional to 57,751.71, 79,698.66 and 33,895.59 is: 46,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751.71 : 79,698.66 = 33,895.59 : x
  2. Step 2: Convert to fraction form
    57,751.71/79,698.66 = 33,895.59/x
  3. Step 3: Cross multiply
    57,751.71x = 79,698.66 × 33,895.59
  4. Step 4: Simplify right side
    57,751.71x = 2,701,433,102.91
  5. Step 5: Solve for x
    x = 2,701,433,102.91/57,751.71
  6. Step 6: Final answer
    x = 46,776.68

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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.