Home / 156,682.33-216,224.22-85,062.37

Finding the Fourth Proportional to 156,682.33, 216,224.22 and 85,062.37

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Solution

The fourth proportional to 156,682.33, 216,224.22 and 85,062.37 is: 117,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,682.33 : 216,224.22 = 85,062.37 : x
  2. Step 2: Convert to fraction form
    156,682.33/216,224.22 = 85,062.37/x
  3. Step 3: Cross multiply
    156,682.33x = 216,224.22 × 85,062.37
  4. Step 4: Simplify right side
    156,682.33x = 18,392,544,604.60
  5. Step 5: Solve for x
    x = 18,392,544,604.60/156,682.33
  6. Step 6: Final answer
    x = 117,387.48

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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.