Home / 117,022.24-161,489.96-63,307.04

Finding the Fourth Proportional to 117,022.24, 161,489.96 and 63,307.04

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Solution

The fourth proportional to 117,022.24, 161,489.96 and 63,307.04 is: 87,363.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,022.24 : 161,489.96 = 63,307.04 : x
  2. Step 2: Convert to fraction form
    117,022.24/161,489.96 = 63,307.04/x
  3. Step 3: Cross multiply
    117,022.24x = 161,489.96 × 63,307.04
  4. Step 4: Simplify right side
    117,022.24x = 10,223,451,357.32
  5. Step 5: Solve for x
    x = 10,223,451,357.32/117,022.24
  6. Step 6: Final answer
    x = 87,363.32

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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.