Home / 188,777.72-260,454.60-107,092.50

Finding the Fourth Proportional to 188,777.72, 260,454.60 and 107,092.50

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Solution

The fourth proportional to 188,777.72, 260,454.60 and 107,092.50 is: 147,754.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,777.72 : 260,454.60 = 107,092.50 : x
  2. Step 2: Convert to fraction form
    188,777.72/260,454.60 = 107,092.50/x
  3. Step 3: Cross multiply
    188,777.72x = 260,454.60 × 107,092.50
  4. Step 4: Simplify right side
    188,777.72x = 27,892,734,250.50
  5. Step 5: Solve for x
    x = 27,892,734,250.50/188,777.72
  6. Step 6: Final answer
    x = 147,754.38

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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.