Home / 156,581.99-216,080.31-95,305.98

Finding the Fourth Proportional to 156,581.99, 216,080.31 and 95,305.98

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Solution

The fourth proportional to 156,581.99, 216,080.31 and 95,305.98 is: 131,520.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,581.99 : 216,080.31 = 95,305.98 : x
  2. Step 2: Convert to fraction form
    156,581.99/216,080.31 = 95,305.98/x
  3. Step 3: Cross multiply
    156,581.99x = 216,080.31 × 95,305.98
  4. Step 4: Simplify right side
    156,581.99x = 20,593,745,703.25
  5. Step 5: Solve for x
    x = 20,593,745,703.25/156,581.99
  6. Step 6: Final answer
    x = 131,520.53

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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.