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Finding the Fourth Proportional to 57,774.57, 79,701.30 and 36,253.59

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Solution

The fourth proportional to 57,774.57, 79,701.30 and 36,253.59 is: 50,012.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,774.57 : 79,701.30 = 36,253.59 : x
  2. Step 2: Convert to fraction form
    57,774.57/79,701.30 = 36,253.59/x
  3. Step 3: Cross multiply
    57,774.57x = 79,701.30 × 36,253.59
  4. Step 4: Simplify right side
    57,774.57x = 2,889,458,252.67
  5. Step 5: Solve for x
    x = 2,889,458,252.67/57,774.57
  6. Step 6: Final answer
    x = 50,012.63

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1.5x scale

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.