Home / 278,162.32-417,276.06-88,556.28

Finding the Fourth Proportional to 278,162.32, 417,276.06 and 88,556.28

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Solution

The fourth proportional to 278,162.32, 417,276.06 and 88,556.28 is: 132,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,162.32 : 417,276.06 = 88,556.28 : x
  2. Step 2: Convert to fraction form
    278,162.32/417,276.06 = 88,556.28/x
  3. Step 3: Cross multiply
    278,162.32x = 417,276.06 × 88,556.28
  4. Step 4: Simplify right side
    278,162.32x = 36,952,415,606.66
  5. Step 5: Solve for x
    x = 36,952,415,606.66/278,162.32
  6. Step 6: Final answer
    x = 132,844.79

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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.