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Finding the Fourth Proportional to 192,756.35, 266,124.51 and 123,873.75

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Solution

The fourth proportional to 192,756.35, 266,124.51 and 123,873.75 is: 171,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,756.35 : 266,124.51 = 123,873.75 : x
  2. Step 2: Convert to fraction form
    192,756.35/266,124.51 = 123,873.75/x
  3. Step 3: Cross multiply
    192,756.35x = 266,124.51 × 123,873.75
  4. Step 4: Simplify right side
    192,756.35x = 32,965,840,022.65
  5. Step 5: Solve for x
    x = 32,965,840,022.65/192,756.35
  6. Step 6: Final answer
    x = 171,023.37

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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.