Home / 112,143.07-168,215.01-33,257.98

Finding the Fourth Proportional to 112,143.07, 168,215.01 and 33,257.98

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Solution

The fourth proportional to 112,143.07, 168,215.01 and 33,257.98 is: 49,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,143.07 : 168,215.01 = 33,257.98 : x
  2. Step 2: Convert to fraction form
    112,143.07/168,215.01 = 33,257.98/x
  3. Step 3: Cross multiply
    112,143.07x = 168,215.01 × 33,257.98
  4. Step 4: Simplify right side
    112,143.07x = 5,594,491,438.28
  5. Step 5: Solve for x
    x = 5,594,491,438.28/112,143.07
  6. Step 6: Final answer
    x = 49,887.09

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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.