Home / 133,601.81-200,397.85-40,105.13

Finding the Fourth Proportional to 133,601.81, 200,397.85 and 40,105.13

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Solution

The fourth proportional to 133,601.81, 200,397.85 and 40,105.13 is: 60,156.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,601.81 : 200,397.85 = 40,105.13 : x
  2. Step 2: Convert to fraction form
    133,601.81/200,397.85 = 40,105.13/x
  3. Step 3: Cross multiply
    133,601.81x = 200,397.85 × 40,105.13
  4. Step 4: Simplify right side
    133,601.81x = 8,036,980,723.72
  5. Step 5: Solve for x
    x = 8,036,980,723.72/133,601.81
  6. Step 6: Final answer
    x = 60,156.23

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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.