Home / 173,661.45-239,423.07-125,222.84

Finding the Fourth Proportional to 173,661.45, 239,423.07 and 125,222.84

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Solution

The fourth proportional to 173,661.45, 239,423.07 and 125,222.84 is: 172,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,661.45 : 239,423.07 = 125,222.84 : x
  2. Step 2: Convert to fraction form
    173,661.45/239,423.07 = 125,222.84/x
  3. Step 3: Cross multiply
    173,661.45x = 239,423.07 × 125,222.84
  4. Step 4: Simplify right side
    173,661.45x = 29,981,236,786.92
  5. Step 5: Solve for x
    x = 29,981,236,786.92/173,661.45
  6. Step 6: Final answer
    x = 172,641.87

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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.