Home / 156,015.91-215,303.01-95,586.67

Finding the Fourth Proportional to 156,015.91, 215,303.01 and 95,586.67

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Solution

The fourth proportional to 156,015.91, 215,303.01 and 95,586.67 is: 131,910.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,015.91 : 215,303.01 = 95,586.67 : x
  2. Step 2: Convert to fraction form
    156,015.91/215,303.01 = 95,586.67/x
  3. Step 3: Cross multiply
    156,015.91x = 215,303.01 × 95,586.67
  4. Step 4: Simplify right side
    156,015.91x = 20,580,097,288.94
  5. Step 5: Solve for x
    x = 20,580,097,288.94/156,015.91
  6. Step 6: Final answer
    x = 131,910.25

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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.