Home / 101,191.32-151,759.27-38,006.56

Finding the Fourth Proportional to 101,191.32, 151,759.27 and 38,006.56

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Solution

The fourth proportional to 101,191.32, 151,759.27 and 38,006.56 is: 56,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,191.32 : 151,759.27 = 38,006.56 : x
  2. Step 2: Convert to fraction form
    101,191.32/151,759.27 = 38,006.56/x
  3. Step 3: Cross multiply
    101,191.32x = 151,759.27 × 38,006.56
  4. Step 4: Simplify right side
    101,191.32x = 5,767,847,800.81
  5. Step 5: Solve for x
    x = 5,767,847,800.81/101,191.32
  6. Step 6: Final answer
    x = 56,999.43

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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.