Home / 117,414.90-162,033.21-63,700.02

Finding the Fourth Proportional to 117,414.90, 162,033.21 and 63,700.02

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Solution

The fourth proportional to 117,414.90, 162,033.21 and 63,700.02 is: 87,906.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,414.90 : 162,033.21 = 63,700.02 : x
  2. Step 2: Convert to fraction form
    117,414.90/162,033.21 = 63,700.02/x
  3. Step 3: Cross multiply
    117,414.90x = 162,033.21 × 63,700.02
  4. Step 4: Simplify right side
    117,414.90x = 10,321,518,717.66
  5. Step 5: Solve for x
    x = 10,321,518,717.66/117,414.90
  6. Step 6: Final answer
    x = 87,906.38

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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.