Home / 137,723.76-206,560.80-37,871.01

Finding the Fourth Proportional to 137,723.76, 206,560.80 and 37,871.01

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Solution

The fourth proportional to 137,723.76, 206,560.80 and 37,871.01 is: 56,799.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,723.76 : 206,560.80 = 37,871.01 : x
  2. Step 2: Convert to fraction form
    137,723.76/206,560.80 = 37,871.01/x
  3. Step 3: Cross multiply
    137,723.76x = 206,560.80 × 37,871.01
  4. Step 4: Simplify right side
    137,723.76x = 7,822,666,122.41
  5. Step 5: Solve for x
    x = 7,822,666,122.41/137,723.76
  6. Step 6: Final answer
    x = 56,799.68

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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.