Home / 118,892.20-178,338.30-113,060.20

Finding the Fourth Proportional to 118,892.20, 178,338.30 and 113,060.20

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Solution

The fourth proportional to 118,892.20, 178,338.30 and 113,060.20 is: 169,590.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,892.20 : 178,338.30 = 113,060.20 : x
  2. Step 2: Convert to fraction form
    118,892.20/178,338.30 = 113,060.20/x
  3. Step 3: Cross multiply
    118,892.20x = 178,338.30 × 113,060.20
  4. Step 4: Simplify right side
    118,892.20x = 20,162,963,865.66
  5. Step 5: Solve for x
    x = 20,162,963,865.66/118,892.20
  6. Step 6: Final answer
    x = 169,590.30

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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.