Home / 158,440.05-237,683.97-68,507.37

Finding the Fourth Proportional to 158,440.05, 237,683.97 and 68,507.37

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Solution

The fourth proportional to 158,440.05, 237,683.97 and 68,507.37 is: 102,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,440.05 : 237,683.97 = 68,507.37 : x
  2. Step 2: Convert to fraction form
    158,440.05/237,683.97 = 68,507.37/x
  3. Step 3: Cross multiply
    158,440.05x = 237,683.97 × 68,507.37
  4. Step 4: Simplify right side
    158,440.05x = 16,283,103,675.86
  5. Step 5: Solve for x
    x = 16,283,103,675.86/158,440.05
  6. Step 6: Final answer
    x = 102,771.39

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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.