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Finding the Fourth Proportional to 63,541.73, 87,698.10 and 35,256.53

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Solution

The fourth proportional to 63,541.73, 87,698.10 and 35,256.53 is: 48,659.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,541.73 : 87,698.10 = 35,256.53 : x
  2. Step 2: Convert to fraction form
    63,541.73/87,698.10 = 35,256.53/x
  3. Step 3: Cross multiply
    63,541.73x = 87,698.10 × 35,256.53
  4. Step 4: Simplify right side
    63,541.73x = 3,091,930,693.59
  5. Step 5: Solve for x
    x = 3,091,930,693.59/63,541.73
  6. Step 6: Final answer
    x = 48,659.84

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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.