Home / 129,383.20-194,009.16-59,202.36

Finding the Fourth Proportional to 129,383.20, 194,009.16 and 59,202.36

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Solution

The fourth proportional to 129,383.20, 194,009.16 and 59,202.36 is: 88,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,383.20 : 194,009.16 = 59,202.36 : x
  2. Step 2: Convert to fraction form
    129,383.20/194,009.16 = 59,202.36/x
  3. Step 3: Cross multiply
    129,383.20x = 194,009.16 × 59,202.36
  4. Step 4: Simplify right side
    129,383.20x = 11,485,800,133.62
  5. Step 5: Solve for x
    x = 11,485,800,133.62/129,383.20
  6. Step 6: Final answer
    x = 88,773.50

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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.