Home / 188,939.61-260,520.35-141,112.17

Finding the Fourth Proportional to 188,939.61, 260,520.35 and 141,112.17

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Solution

The fourth proportional to 188,939.61, 260,520.35 and 141,112.17 is: 194,573.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,939.61 : 260,520.35 = 141,112.17 : x
  2. Step 2: Convert to fraction form
    188,939.61/260,520.35 = 141,112.17/x
  3. Step 3: Cross multiply
    188,939.61x = 260,520.35 × 141,112.17
  4. Step 4: Simplify right side
    188,939.61x = 36,762,591,212.10
  5. Step 5: Solve for x
    x = 36,762,591,212.10/188,939.61
  6. Step 6: Final answer
    x = 194,573.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.