Home / 117,634.24-162,335.91-63,919.69

Finding the Fourth Proportional to 117,634.24, 162,335.91 and 63,919.69

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Solution

The fourth proportional to 117,634.24, 162,335.91 and 63,919.69 is: 88,209.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,634.24 : 162,335.91 = 63,919.69 : x
  2. Step 2: Convert to fraction form
    117,634.24/162,335.91 = 63,919.69/x
  3. Step 3: Cross multiply
    117,634.24x = 162,335.91 × 63,919.69
  4. Step 4: Simplify right side
    117,634.24x = 10,376,461,043.07
  5. Step 5: Solve for x
    x = 10,376,461,043.07/117,634.24
  6. Step 6: Final answer
    x = 88,209.53

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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.