Home / 112,025.40-168,067.80-48,818.40

Finding the Fourth Proportional to 112,025.40, 168,067.80 and 48,818.40

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Solution

The fourth proportional to 112,025.40, 168,067.80 and 48,818.40 is: 73,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,025.40 : 168,067.80 = 48,818.40 : x
  2. Step 2: Convert to fraction form
    112,025.40/168,067.80 = 48,818.40/x
  3. Step 3: Cross multiply
    112,025.40x = 168,067.80 × 48,818.40
  4. Step 4: Simplify right side
    112,025.40x = 8,204,801,087.52
  5. Step 5: Solve for x
    x = 8,204,801,087.52/112,025.40
  6. Step 6: Final answer
    x = 73,240.54

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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.