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Finding the Fourth Proportional to 214,937.99, 296,608.20 and 123,054.20

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Solution

The fourth proportional to 214,937.99, 296,608.20 and 123,054.20 is: 169,811.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,937.99 : 296,608.20 = 123,054.20 : x
  2. Step 2: Convert to fraction form
    214,937.99/296,608.20 = 123,054.20/x
  3. Step 3: Cross multiply
    214,937.99x = 296,608.20 × 123,054.20
  4. Step 4: Simplify right side
    214,937.99x = 36,498,884,764.44
  5. Step 5: Solve for x
    x = 36,498,884,764.44/214,937.99
  6. Step 6: Final answer
    x = 169,811.23

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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.