Home / 120,588.36-166,220.20-95,053.32

Finding the Fourth Proportional to 120,588.36, 166,220.20 and 95,053.32

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Solution

The fourth proportional to 120,588.36, 166,220.20 and 95,053.32 is: 131,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,588.36 : 166,220.20 = 95,053.32 : x
  2. Step 2: Convert to fraction form
    120,588.36/166,220.20 = 95,053.32/x
  3. Step 3: Cross multiply
    120,588.36x = 166,220.20 × 95,053.32
  4. Step 4: Simplify right side
    120,588.36x = 15,799,781,861.06
  5. Step 5: Solve for x
    x = 15,799,781,861.06/120,588.36
  6. Step 6: Final answer
    x = 131,022.45

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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.