Home / 169,608.09-234,031.91-97,997.61

Finding the Fourth Proportional to 169,608.09, 234,031.91 and 97,997.61

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Solution

The fourth proportional to 169,608.09, 234,031.91 and 97,997.61 is: 135,220.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,608.09 : 234,031.91 = 97,997.61 : x
  2. Step 2: Convert to fraction form
    169,608.09/234,031.91 = 97,997.61/x
  3. Step 3: Cross multiply
    169,608.09x = 234,031.91 × 97,997.61
  4. Step 4: Simplify right side
    169,608.09x = 22,934,567,353.75
  5. Step 5: Solve for x
    x = 22,934,567,353.75/169,608.09
  6. Step 6: Final answer
    x = 135,220.95

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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.