Home / 226,301.38-312,301.40-124,333.43

Finding the Fourth Proportional to 226,301.38, 312,301.40 and 124,333.43

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Solution

The fourth proportional to 226,301.38, 312,301.40 and 124,333.43 is: 171,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,301.38 : 312,301.40 = 124,333.43 : x
  2. Step 2: Convert to fraction form
    226,301.38/312,301.40 = 124,333.43/x
  3. Step 3: Cross multiply
    226,301.38x = 312,301.40 × 124,333.43
  4. Step 4: Simplify right side
    226,301.38x = 38,829,504,414.89
  5. Step 5: Solve for x
    x = 38,829,504,414.89/226,301.38
  6. Step 6: Final answer
    x = 171,583.16

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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.