Home / 37,092.40-51,188.80-20,325.36

Finding the Fourth Proportional to 37,092.40, 51,188.80 and 20,325.36

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Solution

The fourth proportional to 37,092.40, 51,188.80 and 20,325.36 is: 28,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,092.40 : 51,188.80 = 20,325.36 : x
  2. Step 2: Convert to fraction form
    37,092.40/51,188.80 = 20,325.36/x
  3. Step 3: Cross multiply
    37,092.40x = 51,188.80 × 20,325.36
  4. Step 4: Simplify right side
    37,092.40x = 1,040,430,787.97
  5. Step 5: Solve for x
    x = 1,040,430,787.97/37,092.40
  6. Step 6: Final answer
    x = 28,049.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.