Home / 200,529.56-276,722.62-119,909.52

Finding the Fourth Proportional to 200,529.56, 276,722.62 and 119,909.52

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Solution

The fourth proportional to 200,529.56, 276,722.62 and 119,909.52 is: 165,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,529.56 : 276,722.62 = 119,909.52 : x
  2. Step 2: Convert to fraction form
    200,529.56/276,722.62 = 119,909.52/x
  3. Step 3: Cross multiply
    200,529.56x = 276,722.62 × 119,909.52
  4. Step 4: Simplify right side
    200,529.56x = 33,181,676,537.34
  5. Step 5: Solve for x
    x = 33,181,676,537.34/200,529.56
  6. Step 6: Final answer
    x = 165,470.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.