Home / 119,216.58-178,713.69-40,275.60

Finding the Fourth Proportional to 119,216.58, 178,713.69 and 40,275.60

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Solution

The fourth proportional to 119,216.58, 178,713.69 and 40,275.60 is: 60,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,216.58 : 178,713.69 = 40,275.60 : x
  2. Step 2: Convert to fraction form
    119,216.58/178,713.69 = 40,275.60/x
  3. Step 3: Cross multiply
    119,216.58x = 178,713.69 × 40,275.60
  4. Step 4: Simplify right side
    119,216.58x = 7,197,801,092.96
  5. Step 5: Solve for x
    x = 7,197,801,092.96/119,216.58
  6. Step 6: Final answer
    x = 60,375.84

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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.