Home / 158,441.05-237,685.47-68,508.37

Finding the Fourth Proportional to 158,441.05, 237,685.47 and 68,508.37

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Solution

The fourth proportional to 158,441.05, 237,685.47 and 68,508.37 is: 102,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,441.05 : 237,685.47 = 68,508.37 : x
  2. Step 2: Convert to fraction form
    158,441.05/237,685.47 = 68,508.37/x
  3. Step 3: Cross multiply
    158,441.05x = 237,685.47 × 68,508.37
  4. Step 4: Simplify right side
    158,441.05x = 16,283,444,122.38
  5. Step 5: Solve for x
    x = 16,283,444,122.38/158,441.05
  6. Step 6: Final answer
    x = 102,772.89

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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.