Home / 168,221.23-232,145.23-92,769.73

Finding the Fourth Proportional to 168,221.23, 232,145.23 and 92,769.73

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Solution

The fourth proportional to 168,221.23, 232,145.23 and 92,769.73 is: 128,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,221.23 : 232,145.23 = 92,769.73 : x
  2. Step 2: Convert to fraction form
    168,221.23/232,145.23 = 92,769.73/x
  3. Step 3: Cross multiply
    168,221.23x = 232,145.23 × 92,769.73
  4. Step 4: Simplify right side
    168,221.23x = 21,536,050,307.89
  5. Step 5: Solve for x
    x = 21,536,050,307.89/168,221.23
  6. Step 6: Final answer
    x = 128,022.19

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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.