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Finding the Fourth Proportional to 63,886.70, 95,848.56 and 26,439.86

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Solution

The fourth proportional to 63,886.70, 95,848.56 and 26,439.86 is: 39,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,886.70 : 95,848.56 = 26,439.86 : x
  2. Step 2: Convert to fraction form
    63,886.70/95,848.56 = 26,439.86/x
  3. Step 3: Cross multiply
    63,886.70x = 95,848.56 × 26,439.86
  4. Step 4: Simplify right side
    63,886.70x = 2,534,222,507.60
  5. Step 5: Solve for x
    x = 2,534,222,507.60/63,886.70
  6. Step 6: Final answer
    x = 39,667.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.