Home / 177,922.64-266,872.44-67,111.76

Finding the Fourth Proportional to 177,922.64, 266,872.44 and 67,111.76

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Solution

The fourth proportional to 177,922.64, 266,872.44 and 67,111.76 is: 100,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,922.64 : 266,872.44 = 67,111.76 : x
  2. Step 2: Convert to fraction form
    177,922.64/266,872.44 = 67,111.76/x
  3. Step 3: Cross multiply
    177,922.64x = 266,872.44 × 67,111.76
  4. Step 4: Simplify right side
    177,922.64x = 17,910,279,143.89
  5. Step 5: Solve for x
    x = 17,910,279,143.89/177,922.64
  6. Step 6: Final answer
    x = 100,663.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.