Home / 226,314.38-312,057.60-144,535.16

Finding the Fourth Proportional to 226,314.38, 312,057.60 and 144,535.16

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Solution

The fourth proportional to 226,314.38, 312,057.60 and 144,535.16 is: 199,294.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,314.38 : 312,057.60 = 144,535.16 : x
  2. Step 2: Convert to fraction form
    226,314.38/312,057.60 = 144,535.16/x
  3. Step 3: Cross multiply
    226,314.38x = 312,057.60 × 144,535.16
  4. Step 4: Simplify right side
    226,314.38x = 45,103,295,145.22
  5. Step 5: Solve for x
    x = 45,103,295,145.22/226,314.38
  6. Step 6: Final answer
    x = 199,294.87

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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.