Home / 159,004.32-219,378.06-95,318.88

Finding the Fourth Proportional to 159,004.32, 219,378.06 and 95,318.88

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Solution

The fourth proportional to 159,004.32, 219,378.06 and 95,318.88 is: 131,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,004.32 : 219,378.06 = 95,318.88 : x
  2. Step 2: Convert to fraction form
    159,004.32/219,378.06 = 95,318.88/x
  3. Step 3: Cross multiply
    159,004.32x = 219,378.06 × 95,318.88
  4. Step 4: Simplify right side
    159,004.32x = 20,910,870,975.77
  5. Step 5: Solve for x
    x = 20,910,870,975.77/159,004.32
  6. Step 6: Final answer
    x = 131,511.34

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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.