Home / 137,630.05-206,422.98-37,766.93

Finding the Fourth Proportional to 137,630.05, 206,422.98 and 37,766.93

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Solution

The fourth proportional to 137,630.05, 206,422.98 and 37,766.93 is: 56,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,630.05 : 206,422.98 = 37,766.93 : x
  2. Step 2: Convert to fraction form
    137,630.05/206,422.98 = 37,766.93/x
  3. Step 3: Cross multiply
    137,630.05x = 206,422.98 × 37,766.93
  4. Step 4: Simplify right side
    137,630.05x = 7,795,961,274.75
  5. Step 5: Solve for x
    x = 7,795,961,274.75/137,630.05
  6. Step 6: Final answer
    x = 56,644.32

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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.