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Finding the Fourth Proportional to 133,369.38, 200,050.83 and 43,412.00

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Solution

The fourth proportional to 133,369.38, 200,050.83 and 43,412.00 is: 65,116.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,369.38 : 200,050.83 = 43,412.00 : x
  2. Step 2: Convert to fraction form
    133,369.38/200,050.83 = 43,412.00/x
  3. Step 3: Cross multiply
    133,369.38x = 200,050.83 × 43,412.00
  4. Step 4: Simplify right side
    133,369.38x = 8,684,605,631.71
  5. Step 5: Solve for x
    x = 8,684,605,631.71/133,369.38
  6. Step 6: Final answer
    x = 65,116.94

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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.