Home / 133,670.40-200,505.60-40,176.15

Finding the Fourth Proportional to 133,670.40, 200,505.60 and 40,176.15

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Solution

The fourth proportional to 133,670.40, 200,505.60 and 40,176.15 is: 60,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,670.40 : 200,505.60 = 40,176.15 : x
  2. Step 2: Convert to fraction form
    133,670.40/200,505.60 = 40,176.15/x
  3. Step 3: Cross multiply
    133,670.40x = 200,505.60 × 40,176.15
  4. Step 4: Simplify right side
    133,670.40x = 8,055,543,061.44
  5. Step 5: Solve for x
    x = 8,055,543,061.44/133,670.40
  6. Step 6: Final answer
    x = 60,264.23

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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.