Home / 119,154.43-178,757.34-40,266.91

Finding the Fourth Proportional to 119,154.43, 178,757.34 and 40,266.91

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Solution

The fourth proportional to 119,154.43, 178,757.34 and 40,266.91 is: 60,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,154.43 : 178,757.34 = 40,266.91 : x
  2. Step 2: Convert to fraction form
    119,154.43/178,757.34 = 40,266.91/x
  3. Step 3: Cross multiply
    119,154.43x = 178,757.34 × 40,266.91
  4. Step 4: Simplify right side
    119,154.43x = 7,198,005,721.62
  5. Step 5: Solve for x
    x = 7,198,005,721.62/119,154.43
  6. Step 6: Final answer
    x = 60,409.05

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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.