Home / 215,126.99-296,361.40-150,475.51

Finding the Fourth Proportional to 215,126.99, 296,361.40 and 150,475.51

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Solution

The fourth proportional to 215,126.99, 296,361.40 and 150,475.51 is: 207,296.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,126.99 : 296,361.40 = 150,475.51 : x
  2. Step 2: Convert to fraction form
    215,126.99/296,361.40 = 150,475.51/x
  3. Step 3: Cross multiply
    215,126.99x = 296,361.40 × 150,475.51
  4. Step 4: Simplify right side
    215,126.99x = 44,595,132,034.14
  5. Step 5: Solve for x
    x = 44,595,132,034.14/215,126.99
  6. Step 6: Final answer
    x = 207,296.78

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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.