Home / 38,415.86-57,644.45-37,017.90

Finding the Fourth Proportional to 38,415.86, 57,644.45 and 37,017.90

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Solution

The fourth proportional to 38,415.86, 57,644.45 and 37,017.90 is: 55,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415.86 : 57,644.45 = 37,017.90 : x
  2. Step 2: Convert to fraction form
    38,415.86/57,644.45 = 37,017.90/x
  3. Step 3: Cross multiply
    38,415.86x = 57,644.45 × 37,017.90
  4. Step 4: Simplify right side
    38,415.86x = 2,133,876,485.66
  5. Step 5: Solve for x
    x = 2,133,876,485.66/38,415.86
  6. Step 6: Final answer
    x = 55,546.76

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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.