Home / 133,817.68-200,700.60-127,157.20

Finding the Fourth Proportional to 133,817.68, 200,700.60 and 127,157.20

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Solution

The fourth proportional to 133,817.68, 200,700.60 and 127,157.20 is: 190,711.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,817.68 : 200,700.60 = 127,157.20 : x
  2. Step 2: Convert to fraction form
    133,817.68/200,700.60 = 127,157.20/x
  3. Step 3: Cross multiply
    133,817.68x = 200,700.60 × 127,157.20
  4. Step 4: Simplify right side
    133,817.68x = 25,520,526,334.32
  5. Step 5: Solve for x
    x = 25,520,526,334.32/133,817.68
  6. Step 6: Final answer
    x = 190,711.17

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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.