Home / 192,864.24-266,120.82-121,193.46

Finding the Fourth Proportional to 192,864.24, 266,120.82 and 121,193.46

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Solution

The fourth proportional to 192,864.24, 266,120.82 and 121,193.46 is: 167,226.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,864.24 : 266,120.82 = 121,193.46 : x
  2. Step 2: Convert to fraction form
    192,864.24/266,120.82 = 121,193.46/x
  3. Step 3: Cross multiply
    192,864.24x = 266,120.82 × 121,193.46
  4. Step 4: Simplify right side
    192,864.24x = 32,252,102,953.84
  5. Step 5: Solve for x
    x = 32,252,102,953.84/192,864.24
  6. Step 6: Final answer
    x = 167,226.97

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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.