Home / 117,414.52-162,032.02-67,114.60

Finding the Fourth Proportional to 117,414.52, 162,032.02 and 67,114.60

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Solution

The fourth proportional to 117,414.52, 162,032.02 and 67,114.60 is: 92,618.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,414.52 : 162,032.02 = 67,114.60 : x
  2. Step 2: Convert to fraction form
    117,414.52/162,032.02 = 67,114.60/x
  3. Step 3: Cross multiply
    117,414.52x = 162,032.02 × 67,114.60
  4. Step 4: Simplify right side
    117,414.52x = 10,874,714,209.49
  5. Step 5: Solve for x
    x = 10,874,714,209.49/117,414.52
  6. Step 6: Final answer
    x = 92,618.14

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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.