Home / 226,606.14-312,718.56-123,241.30

Finding the Fourth Proportional to 226,606.14, 312,718.56 and 123,241.30

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Solution

The fourth proportional to 226,606.14, 312,718.56 and 123,241.30 is: 170,074.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,606.14 : 312,718.56 = 123,241.30 : x
  2. Step 2: Convert to fraction form
    226,606.14/312,718.56 = 123,241.30/x
  3. Step 3: Cross multiply
    226,606.14x = 312,718.56 × 123,241.30
  4. Step 4: Simplify right side
    226,606.14x = 38,539,840,624.58
  5. Step 5: Solve for x
    x = 38,539,840,624.58/226,606.14
  6. Step 6: Final answer
    x = 170,074.12

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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.