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Finding the Fourth Proportional to 65,231.93, 97,847.94 and 15,983.93

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Solution

The fourth proportional to 65,231.93, 97,847.94 and 15,983.93 is: 23,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,231.93 : 97,847.94 = 15,983.93 : x
  2. Step 2: Convert to fraction form
    65,231.93/97,847.94 = 15,983.93/x
  3. Step 3: Cross multiply
    65,231.93x = 97,847.94 × 15,983.93
  4. Step 4: Simplify right side
    65,231.93x = 1,563,994,623.60
  5. Step 5: Solve for x
    x = 1,563,994,623.60/65,231.93
  6. Step 6: Final answer
    x = 23,975.91

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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.