Home / 137,521.20-206,281.94-37,682.20

Finding the Fourth Proportional to 137,521.20, 206,281.94 and 37,682.20

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Solution

The fourth proportional to 137,521.20, 206,281.94 and 37,682.20 is: 56,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,521.20 : 206,281.94 = 37,682.20 : x
  2. Step 2: Convert to fraction form
    137,521.20/206,281.94 = 37,682.20/x
  3. Step 3: Cross multiply
    137,521.20x = 206,281.94 × 37,682.20
  4. Step 4: Simplify right side
    137,521.20x = 7,773,157,319.47
  5. Step 5: Solve for x
    x = 7,773,157,319.47/137,521.20
  6. Step 6: Final answer
    x = 56,523.34

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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.