Home / 112,178.42-168,231.20-37,278.44

Finding the Fourth Proportional to 112,178.42, 168,231.20 and 37,278.44

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Solution

The fourth proportional to 112,178.42, 168,231.20 and 37,278.44 is: 55,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,178.42 : 168,231.20 = 37,278.44 : x
  2. Step 2: Convert to fraction form
    112,178.42/168,231.20 = 37,278.44/x
  3. Step 3: Cross multiply
    112,178.42x = 168,231.20 × 37,278.44
  4. Step 4: Simplify right side
    112,178.42x = 6,271,396,695.33
  5. Step 5: Solve for x
    x = 6,271,396,695.33/112,178.42
  6. Step 6: Final answer
    x = 55,905.55

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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.