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Finding the Fourth Proportional to 62,659.61, 86,469.13 and 35,435.26

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Solution

The fourth proportional to 62,659.61, 86,469.13 and 35,435.26 is: 48,900.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,659.61 : 86,469.13 = 35,435.26 : x
  2. Step 2: Convert to fraction form
    62,659.61/86,469.13 = 35,435.26/x
  3. Step 3: Cross multiply
    62,659.61x = 86,469.13 × 35,435.26
  4. Step 4: Simplify right side
    62,659.61x = 3,064,056,103.52
  5. Step 5: Solve for x
    x = 3,064,056,103.52/62,659.61
  6. Step 6: Final answer
    x = 48,900.02

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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.