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Finding the Fourth Proportional to 63,101.06, 86,902.30 and 61,723.26

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Solution

The fourth proportional to 63,101.06, 86,902.30 and 61,723.26 is: 85,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,101.06 : 86,902.30 = 61,723.26 : x
  2. Step 2: Convert to fraction form
    63,101.06/86,902.30 = 61,723.26/x
  3. Step 3: Cross multiply
    63,101.06x = 86,902.30 × 61,723.26
  4. Step 4: Simplify right side
    63,101.06x = 5,363,893,257.50
  5. Step 5: Solve for x
    x = 5,363,893,257.50/63,101.06
  6. Step 6: Final answer
    x = 85,004.80

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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.