Home / 118,199.25-163,092.69-70,457.04

Finding the Fourth Proportional to 118,199.25, 163,092.69 and 70,457.04

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Solution

The fourth proportional to 118,199.25, 163,092.69 and 70,457.04 is: 97,217.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,199.25 : 163,092.69 = 70,457.04 : x
  2. Step 2: Convert to fraction form
    118,199.25/163,092.69 = 70,457.04/x
  3. Step 3: Cross multiply
    118,199.25x = 163,092.69 × 70,457.04
  4. Step 4: Simplify right side
    118,199.25x = 11,491,028,183.04
  5. Step 5: Solve for x
    x = 11,491,028,183.04/118,199.25
  6. Step 6: Final answer
    x = 97,217.44

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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.