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Finding the Fourth Proportional to 65,039.96, 97,559.96 and 18,292.83

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Solution

The fourth proportional to 65,039.96, 97,559.96 and 18,292.83 is: 27,439.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,039.96 : 97,559.96 = 18,292.83 : x
  2. Step 2: Convert to fraction form
    65,039.96/97,559.96 = 18,292.83/x
  3. Step 3: Cross multiply
    65,039.96x = 97,559.96 × 18,292.83
  4. Step 4: Simplify right side
    65,039.96x = 1,784,647,671.62
  5. Step 5: Solve for x
    x = 1,784,647,671.62/65,039.96
  6. Step 6: Final answer
    x = 27,439.25

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Double scale
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Similar ratio
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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.