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Finding the Fourth Proportional to 64,847.72, 97,186.81 and 33,230.99

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Solution

The fourth proportional to 64,847.72, 97,186.81 and 33,230.99 is: 49,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,847.72 : 97,186.81 = 33,230.99 : x
  2. Step 2: Convert to fraction form
    64,847.72/97,186.81 = 33,230.99/x
  3. Step 3: Cross multiply
    64,847.72x = 97,186.81 × 33,230.99
  4. Step 4: Simplify right side
    64,847.72x = 3,229,613,911.24
  5. Step 5: Solve for x
    x = 3,229,613,911.24/64,847.72
  6. Step 6: Final answer
    x = 49,803.04

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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.