Home / 119,828.94-179,743.42-40,943.86

Finding the Fourth Proportional to 119,828.94, 179,743.42 and 40,943.86

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Solution

The fourth proportional to 119,828.94, 179,743.42 and 40,943.86 is: 61,415.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,828.94 : 179,743.42 = 40,943.86 : x
  2. Step 2: Convert to fraction form
    119,828.94/179,743.42 = 40,943.86/x
  3. Step 3: Cross multiply
    119,828.94x = 179,743.42 × 40,943.86
  4. Step 4: Simplify right side
    119,828.94x = 7,359,389,424.40
  5. Step 5: Solve for x
    x = 7,359,389,424.40/119,828.94
  6. Step 6: Final answer
    x = 61,415.79

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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.