Home / 200,816.48-277,011.60-125,233.76

Finding the Fourth Proportional to 200,816.48, 277,011.60 and 125,233.76

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Solution

The fourth proportional to 200,816.48, 277,011.60 and 125,233.76 is: 172,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,816.48 : 277,011.60 = 125,233.76 : x
  2. Step 2: Convert to fraction form
    200,816.48/277,011.60 = 125,233.76/x
  3. Step 3: Cross multiply
    200,816.48x = 277,011.60 × 125,233.76
  4. Step 4: Simplify right side
    200,816.48x = 34,691,204,231.62
  5. Step 5: Solve for x
    x = 34,691,204,231.62/200,816.48
  6. Step 6: Final answer
    x = 172,750.78

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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.