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Finding the Fourth Proportional to 63,660.52, 87,851.62 and 35,366.44

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Solution

The fourth proportional to 63,660.52, 87,851.62 and 35,366.44 is: 48,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,660.52 : 87,851.62 = 35,366.44 : x
  2. Step 2: Convert to fraction form
    63,660.52/87,851.62 = 35,366.44/x
  3. Step 3: Cross multiply
    63,660.52x = 87,851.62 × 35,366.44
  4. Step 4: Simplify right side
    63,660.52x = 3,106,999,047.63
  5. Step 5: Solve for x
    x = 3,106,999,047.63/63,660.52
  6. Step 6: Final answer
    x = 48,805.74

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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.