Home / 118,914.60-178,458.30-48,844.20

Finding the Fourth Proportional to 118,914.60, 178,458.30 and 48,844.20

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Solution

The fourth proportional to 118,914.60, 178,458.30 and 48,844.20 is: 73,301.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,914.60 : 178,458.30 = 48,844.20 : x
  2. Step 2: Convert to fraction form
    118,914.60/178,458.30 = 48,844.20/x
  3. Step 3: Cross multiply
    118,914.60x = 178,458.30 × 48,844.20
  4. Step 4: Simplify right side
    118,914.60x = 8,716,652,896.86
  5. Step 5: Solve for x
    x = 8,716,652,896.86/118,914.60
  6. Step 6: Final answer
    x = 73,301.79

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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.