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Finding the Fourth Proportional to 108,876.46, 150,261.58 and 63,565.58

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Solution

The fourth proportional to 108,876.46, 150,261.58 and 63,565.58 is: 87,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876.46 : 150,261.58 = 63,565.58 : x
  2. Step 2: Convert to fraction form
    108,876.46/150,261.58 = 63,565.58/x
  3. Step 3: Cross multiply
    108,876.46x = 150,261.58 × 63,565.58
  4. Step 4: Simplify right side
    108,876.46x = 9,551,464,484.42
  5. Step 5: Solve for x
    x = 9,551,464,484.42/108,876.46
  6. Step 6: Final answer
    x = 87,727.54

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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.