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Finding the Fourth Proportional to 63,027.56, 86,979.86 and 34,735.07

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Solution

The fourth proportional to 63,027.56, 86,979.86 and 34,735.07 is: 47,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,027.56 : 86,979.86 = 34,735.07 : x
  2. Step 2: Convert to fraction form
    63,027.56/86,979.86 = 34,735.07/x
  3. Step 3: Cross multiply
    63,027.56x = 86,979.86 × 34,735.07
  4. Step 4: Simplify right side
    63,027.56x = 3,021,251,699.72
  5. Step 5: Solve for x
    x = 3,021,251,699.72/63,027.56
  6. Step 6: Final answer
    x = 47,935.40

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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.