Home / 203,743.74-305,546.40-70,592.92

Finding the Fourth Proportional to 203,743.74, 305,546.40 and 70,592.92

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Solution

The fourth proportional to 203,743.74, 305,546.40 and 70,592.92 is: 105,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,743.74 : 305,546.40 = 70,592.92 : x
  2. Step 2: Convert to fraction form
    203,743.74/305,546.40 = 70,592.92/x
  3. Step 3: Cross multiply
    203,743.74x = 305,546.40 × 70,592.92
  4. Step 4: Simplify right side
    203,743.74x = 21,569,412,571.49
  5. Step 5: Solve for x
    x = 21,569,412,571.49/203,743.74
  6. Step 6: Final answer
    x = 105,865.40

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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.