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Finding the Fourth Proportional to 65,484.72, 98,245.22 and 26,069.52

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Solution

The fourth proportional to 65,484.72, 98,245.22 and 26,069.52 is: 39,111.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,484.72 : 98,245.22 = 26,069.52 : x
  2. Step 2: Convert to fraction form
    65,484.72/98,245.22 = 26,069.52/x
  3. Step 3: Cross multiply
    65,484.72x = 98,245.22 × 26,069.52
  4. Step 4: Simplify right side
    65,484.72x = 2,561,205,727.69
  5. Step 5: Solve for x
    x = 2,561,205,727.69/65,484.72
  6. Step 6: Final answer
    x = 39,111.50

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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.