Home / 234,367.80-323,426.57-131,001.87

Finding the Fourth Proportional to 234,367.80, 323,426.57 and 131,001.87

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Solution

The fourth proportional to 234,367.80, 323,426.57 and 131,001.87 is: 180,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,367.80 : 323,426.57 = 131,001.87 : x
  2. Step 2: Convert to fraction form
    234,367.80/323,426.57 = 131,001.87/x
  3. Step 3: Cross multiply
    234,367.80x = 323,426.57 × 131,001.87
  4. Step 4: Simplify right side
    234,367.80x = 42,369,486,772.41
  5. Step 5: Solve for x
    x = 42,369,486,772.41/234,367.80
  6. Step 6: Final answer
    x = 180,782.03

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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.