Home / 239,763.96-330,885.06-137,822.52

Finding the Fourth Proportional to 239,763.96, 330,885.06 and 137,822.52

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Solution

The fourth proportional to 239,763.96, 330,885.06 and 137,822.52 is: 190,201.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,763.96 : 330,885.06 = 137,822.52 : x
  2. Step 2: Convert to fraction form
    239,763.96/330,885.06 = 137,822.52/x
  3. Step 3: Cross multiply
    239,763.96x = 330,885.06 × 137,822.52
  4. Step 4: Simplify right side
    239,763.96x = 45,603,412,799.55
  5. Step 5: Solve for x
    x = 45,603,412,799.55/239,763.96
  6. Step 6: Final answer
    x = 190,201.28

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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.