Home / 112,195.10-154,826.97-64,447.22

Finding the Fourth Proportional to 112,195.10, 154,826.97 and 64,447.22

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Solution

The fourth proportional to 112,195.10, 154,826.97 and 64,447.22 is: 88,935.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,195.10 : 154,826.97 = 64,447.22 : x
  2. Step 2: Convert to fraction form
    112,195.10/154,826.97 = 64,447.22/x
  3. Step 3: Cross multiply
    112,195.10x = 154,826.97 × 64,447.22
  4. Step 4: Simplify right side
    112,195.10x = 9,978,167,797.52
  5. Step 5: Solve for x
    x = 9,978,167,797.52/112,195.10
  6. Step 6: Final answer
    x = 88,935.86

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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.