Home / 168,725.62-232,864.86-163,187.56

Finding the Fourth Proportional to 168,725.62, 232,864.86 and 163,187.56

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Solution

The fourth proportional to 168,725.62, 232,864.86 and 163,187.56 is: 225,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,725.62 : 232,864.86 = 163,187.56 : x
  2. Step 2: Convert to fraction form
    168,725.62/232,864.86 = 163,187.56/x
  3. Step 3: Cross multiply
    168,725.62x = 232,864.86 × 163,187.56
  4. Step 4: Simplify right side
    168,725.62x = 38,000,648,313.14
  5. Step 5: Solve for x
    x = 38,000,648,313.14/168,725.62
  6. Step 6: Final answer
    x = 225,221.57

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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.