Home / 108,515.20-162,581.44-95,037.84

Finding the Fourth Proportional to 108,515.20, 162,581.44 and 95,037.84

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Solution

The fourth proportional to 108,515.20, 162,581.44 and 95,037.84 is: 142,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,515.20 : 162,581.44 = 95,037.84 : x
  2. Step 2: Convert to fraction form
    108,515.20/162,581.44 = 95,037.84/x
  3. Step 3: Cross multiply
    108,515.20x = 162,581.44 × 95,037.84
  4. Step 4: Simplify right side
    108,515.20x = 15,451,388,881.69
  5. Step 5: Solve for x
    x = 15,451,388,881.69/108,515.20
  6. Step 6: Final answer
    x = 142,389.17

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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.