Home / 37,420.56-56,137.60-10,765.28

Finding the Fourth Proportional to 37,420.56, 56,137.60 and 10,765.28

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Solution

The fourth proportional to 37,420.56, 56,137.60 and 10,765.28 is: 16,149.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,420.56 : 56,137.60 = 10,765.28 : x
  2. Step 2: Convert to fraction form
    37,420.56/56,137.60 = 10,765.28/x
  3. Step 3: Cross multiply
    37,420.56x = 56,137.60 × 10,765.28
  4. Step 4: Simplify right side
    37,420.56x = 604,336,982.53
  5. Step 5: Solve for x
    x = 604,336,982.53/37,420.56
  6. Step 6: Final answer
    x = 16,149.86

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1.5x scale

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.