Home / 176,427.75-243,470.30-96,939.75

Finding the Fourth Proportional to 176,427.75, 243,470.30 and 96,939.75

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Solution

The fourth proportional to 176,427.75, 243,470.30 and 96,939.75 is: 133,776.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,427.75 : 243,470.30 = 96,939.75 : x
  2. Step 2: Convert to fraction form
    176,427.75/243,470.30 = 96,939.75/x
  3. Step 3: Cross multiply
    176,427.75x = 243,470.30 × 96,939.75
  4. Step 4: Simplify right side
    176,427.75x = 23,601,949,529.73
  5. Step 5: Solve for x
    x = 23,601,949,529.73/176,427.75
  6. Step 6: Final answer
    x = 133,776.86

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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.