Home / 117,476.00-162,078.28-66,483.66

Finding the Fourth Proportional to 117,476.00, 162,078.28 and 66,483.66

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Solution

The fourth proportional to 117,476.00, 162,078.28 and 66,483.66 is: 91,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,476.00 : 162,078.28 = 66,483.66 : x
  2. Step 2: Convert to fraction form
    117,476.00/162,078.28 = 66,483.66/x
  3. Step 3: Cross multiply
    117,476.00x = 162,078.28 × 66,483.66
  4. Step 4: Simplify right side
    117,476.00x = 10,775,557,260.90
  5. Step 5: Solve for x
    x = 10,775,557,260.90/117,476.00
  6. Step 6: Final answer
    x = 91,725.61

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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.