Home / 133,665.75-200,529.60-38,898.18

Finding the Fourth Proportional to 133,665.75, 200,529.60 and 38,898.18

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Solution

The fourth proportional to 133,665.75, 200,529.60 and 38,898.18 is: 58,356.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,665.75 : 200,529.60 = 38,898.18 : x
  2. Step 2: Convert to fraction form
    133,665.75/200,529.60 = 38,898.18/x
  3. Step 3: Cross multiply
    133,665.75x = 200,529.60 × 38,898.18
  4. Step 4: Simplify right side
    133,665.75x = 7,800,236,476.13
  5. Step 5: Solve for x
    x = 7,800,236,476.13/133,665.75
  6. Step 6: Final answer
    x = 58,356.28

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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.