Home / 134,205.12-201,342.24-51,053.76

Finding the Fourth Proportional to 134,205.12, 201,342.24 and 51,053.76

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Solution

The fourth proportional to 134,205.12, 201,342.24 and 51,053.76 is: 76,593.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,205.12 : 201,342.24 = 51,053.76 : x
  2. Step 2: Convert to fraction form
    134,205.12/201,342.24 = 51,053.76/x
  3. Step 3: Cross multiply
    134,205.12x = 201,342.24 × 51,053.76
  4. Step 4: Simplify right side
    134,205.12x = 10,279,278,398.82
  5. Step 5: Solve for x
    x = 10,279,278,398.82/134,205.12
  6. Step 6: Final answer
    x = 76,593.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.