Home / 133,713.53-200,118.20-130,115.25

Finding the Fourth Proportional to 133,713.53, 200,118.20 and 130,115.25

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Solution

The fourth proportional to 133,713.53, 200,118.20 and 130,115.25 is: 194,732.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,713.53 : 200,118.20 = 130,115.25 : x
  2. Step 2: Convert to fraction form
    133,713.53/200,118.20 = 130,115.25/x
  3. Step 3: Cross multiply
    133,713.53x = 200,118.20 × 130,115.25
  4. Step 4: Simplify right side
    133,713.53x = 26,038,430,448.13
  5. Step 5: Solve for x
    x = 26,038,430,448.13/133,713.53
  6. Step 6: Final answer
    x = 194,732.96

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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.