Home / 156,914.92-236,226.13-142,964.56

Finding the Fourth Proportional to 156,914.92, 236,226.13 and 142,964.56

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Solution

The fourth proportional to 156,914.92, 236,226.13 and 142,964.56 is: 215,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,914.92 : 236,226.13 = 142,964.56 : x
  2. Step 2: Convert to fraction form
    156,914.92/236,226.13 = 142,964.56/x
  3. Step 3: Cross multiply
    156,914.92x = 236,226.13 × 142,964.56
  4. Step 4: Simplify right side
    156,914.92x = 33,771,964,735.95
  5. Step 5: Solve for x
    x = 33,771,964,735.95/156,914.92
  6. Step 6: Final answer
    x = 215,224.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.