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Finding the Fourth Proportional to 65,456.88, 98,093.77 and 35,406.22

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Solution

The fourth proportional to 65,456.88, 98,093.77 and 35,406.22 is: 53,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,456.88 : 98,093.77 = 35,406.22 : x
  2. Step 2: Convert to fraction form
    65,456.88/98,093.77 = 35,406.22/x
  3. Step 3: Cross multiply
    65,456.88x = 98,093.77 × 35,406.22
  4. Step 4: Simplify right side
    65,456.88x = 3,473,129,601.25
  5. Step 5: Solve for x
    x = 3,473,129,601.25/65,456.88
  6. Step 6: Final answer
    x = 53,059.81

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1.5x scale

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.