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Finding the Fourth Proportional to 133,406.57, 200,178.84 and 58,579.25

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Solution

The fourth proportional to 133,406.57, 200,178.84 and 58,579.25 is: 87,899.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,406.57 : 200,178.84 = 58,579.25 : x
  2. Step 2: Convert to fraction form
    133,406.57/200,178.84 = 58,579.25/x
  3. Step 3: Cross multiply
    133,406.57x = 200,178.84 × 58,579.25
  4. Step 4: Simplify right side
    133,406.57x = 11,726,326,313.07
  5. Step 5: Solve for x
    x = 11,726,326,313.07/133,406.57
  6. Step 6: Final answer
    x = 87,899.17

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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.