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Finding the Fourth Proportional to 207,150.99, 285,883.32 and 126,593.92

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Solution

The fourth proportional to 207,150.99, 285,883.32 and 126,593.92 is: 174,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,150.99 : 285,883.32 = 126,593.92 : x
  2. Step 2: Convert to fraction form
    207,150.99/285,883.32 = 126,593.92/x
  3. Step 3: Cross multiply
    207,150.99x = 285,883.32 × 126,593.92
  4. Step 4: Simplify right side
    207,150.99x = 36,191,090,973.50
  5. Step 5: Solve for x
    x = 36,191,090,973.50/207,150.99
  6. Step 6: Final answer
    x = 174,708.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.