Home / 122,227.97-168,682.38-68,513.00

Finding the Fourth Proportional to 122,227.97, 168,682.38 and 68,513.00

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Solution

The fourth proportional to 122,227.97, 168,682.38 and 68,513.00 is: 94,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,227.97 : 168,682.38 = 68,513.00 : x
  2. Step 2: Convert to fraction form
    122,227.97/168,682.38 = 68,513.00/x
  3. Step 3: Cross multiply
    122,227.97x = 168,682.38 × 68,513.00
  4. Step 4: Simplify right side
    122,227.97x = 11,556,935,057.53
  5. Step 5: Solve for x
    x = 11,556,935,057.53/122,227.97
  6. Step 6: Final answer
    x = 94,552.30

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1.5x scale

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.