Home / 226,389.94-312,419.97-141,556.18

Finding the Fourth Proportional to 226,389.94, 312,419.97 and 141,556.18

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Solution

The fourth proportional to 226,389.94, 312,419.97 and 141,556.18 is: 195,348.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,389.94 : 312,419.97 = 141,556.18 : x
  2. Step 2: Convert to fraction form
    226,389.94/312,419.97 = 141,556.18/x
  3. Step 3: Cross multiply
    226,389.94x = 312,419.97 × 141,556.18
  4. Step 4: Simplify right side
    226,389.94x = 44,224,977,508.91
  5. Step 5: Solve for x
    x = 44,224,977,508.91/226,389.94
  6. Step 6: Final answer
    x = 195,348.69

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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.