Home / 168,475.55-232,501.70-91,998.64

Finding the Fourth Proportional to 168,475.55, 232,501.70 and 91,998.64

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Solution

The fourth proportional to 168,475.55, 232,501.70 and 91,998.64 is: 126,961.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,475.55 : 232,501.70 = 91,998.64 : x
  2. Step 2: Convert to fraction form
    168,475.55/232,501.70 = 91,998.64/x
  3. Step 3: Cross multiply
    168,475.55x = 232,501.70 × 91,998.64
  4. Step 4: Simplify right side
    168,475.55x = 21,389,840,197.69
  5. Step 5: Solve for x
    x = 21,389,840,197.69/168,475.55
  6. Step 6: Final answer
    x = 126,961.09

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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.