Home / 135,934.20-203,901.30-37,438.20

Finding the Fourth Proportional to 135,934.20, 203,901.30 and 37,438.20

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Solution

The fourth proportional to 135,934.20, 203,901.30 and 37,438.20 is: 56,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,934.20 : 203,901.30 = 37,438.20 : x
  2. Step 2: Convert to fraction form
    135,934.20/203,901.30 = 37,438.20/x
  3. Step 3: Cross multiply
    135,934.20x = 203,901.30 × 37,438.20
  4. Step 4: Simplify right side
    135,934.20x = 7,633,697,649.66
  5. Step 5: Solve for x
    x = 7,633,697,649.66/135,934.20
  6. Step 6: Final answer
    x = 56,157.30

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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.