Home / 122,042.54-168,425.04-68,324.36

Finding the Fourth Proportional to 122,042.54, 168,425.04 and 68,324.36

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Solution

The fourth proportional to 122,042.54, 168,425.04 and 68,324.36 is: 94,291.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,042.54 : 168,425.04 = 68,324.36 : x
  2. Step 2: Convert to fraction form
    122,042.54/168,425.04 = 68,324.36/x
  3. Step 3: Cross multiply
    122,042.54x = 168,425.04 × 68,324.36
  4. Step 4: Simplify right side
    122,042.54x = 11,507,532,223.85
  5. Step 5: Solve for x
    x = 11,507,532,223.85/122,042.54
  6. Step 6: Final answer
    x = 94,291.16

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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.