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Finding the Fourth Proportional to 65,950.36, 98,952.96 and 36,365.80

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Solution

The fourth proportional to 65,950.36, 98,952.96 and 36,365.80 is: 54,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,950.36 : 98,952.96 = 36,365.80 : x
  2. Step 2: Convert to fraction form
    65,950.36/98,952.96 = 36,365.80/x
  3. Step 3: Cross multiply
    65,950.36x = 98,952.96 × 36,365.80
  4. Step 4: Simplify right side
    65,950.36x = 3,598,503,552.77
  5. Step 5: Solve for x
    x = 3,598,503,552.77/65,950.36
  6. Step 6: Final answer
    x = 54,563.82

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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.