Home / 132,038.20-198,069.21-37,269.43

Finding the Fourth Proportional to 132,038.20, 198,069.21 and 37,269.43

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Solution

The fourth proportional to 132,038.20, 198,069.21 and 37,269.43 is: 55,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,038.20 : 198,069.21 = 37,269.43 : x
  2. Step 2: Convert to fraction form
    132,038.20/198,069.21 = 37,269.43/x
  3. Step 3: Cross multiply
    132,038.20x = 198,069.21 × 37,269.43
  4. Step 4: Simplify right side
    132,038.20x = 7,381,926,557.25
  5. Step 5: Solve for x
    x = 7,381,926,557.25/132,038.20
  6. Step 6: Final answer
    x = 55,907.51

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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.