Home / 37,528.56-56,311.20-20,900.88

Finding the Fourth Proportional to 37,528.56, 56,311.20 and 20,900.88

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Solution

The fourth proportional to 37,528.56, 56,311.20 and 20,900.88 is: 31,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,528.56 : 56,311.20 = 20,900.88 : x
  2. Step 2: Convert to fraction form
    37,528.56/56,311.20 = 20,900.88/x
  3. Step 3: Cross multiply
    37,528.56x = 56,311.20 × 20,900.88
  4. Step 4: Simplify right side
    37,528.56x = 1,176,953,633.86
  5. Step 5: Solve for x
    x = 1,176,953,633.86/37,528.56
  6. Step 6: Final answer
    x = 31,361.55

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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.