Home / 218,631.96-301,349.16-173,229.84

Finding the Fourth Proportional to 218,631.96, 301,349.16 and 173,229.84

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Solution

The fourth proportional to 218,631.96, 301,349.16 and 173,229.84 is: 238,769.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,631.96 : 301,349.16 = 173,229.84 : x
  2. Step 2: Convert to fraction form
    218,631.96/301,349.16 = 173,229.84/x
  3. Step 3: Cross multiply
    218,631.96x = 301,349.16 × 173,229.84
  4. Step 4: Simplify right side
    218,631.96x = 52,202,666,770.93
  5. Step 5: Solve for x
    x = 52,202,666,770.93/218,631.96
  6. Step 6: Final answer
    x = 238,769.61

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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.