Home / 67,500.32-101,231.34-28,008.56

Finding the Fourth Proportional to 67,500.32, 101,231.34 and 28,008.56

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Solution

The fourth proportional to 67,500.32, 101,231.34 and 28,008.56 is: 42,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,500.32 : 101,231.34 = 28,008.56 : x
  2. Step 2: Convert to fraction form
    67,500.32/101,231.34 = 28,008.56/x
  3. Step 3: Cross multiply
    67,500.32x = 101,231.34 × 28,008.56
  4. Step 4: Simplify right side
    67,500.32x = 2,835,344,060.27
  5. Step 5: Solve for x
    x = 2,835,344,060.27/67,500.32
  6. Step 6: Final answer
    x = 42,004.90

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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.