Home / 226,119.85-312,045.93-124,151.87

Finding the Fourth Proportional to 226,119.85, 312,045.93 and 124,151.87

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Solution

The fourth proportional to 226,119.85, 312,045.93 and 124,151.87 is: 171,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,119.85 : 312,045.93 = 124,151.87 : x
  2. Step 2: Convert to fraction form
    226,119.85/312,045.93 = 124,151.87/x
  3. Step 3: Cross multiply
    226,119.85x = 312,045.93 × 124,151.87
  4. Step 4: Simplify right side
    226,119.85x = 38,741,086,515.50
  5. Step 5: Solve for x
    x = 38,741,086,515.50/226,119.85
  6. Step 6: Final answer
    x = 171,329.88

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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.