Home / 76,837.97-115,252.79-29,475.76

Finding the Fourth Proportional to 76,837.97, 115,252.79 and 29,475.76

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Solution

The fourth proportional to 76,837.97, 115,252.79 and 29,475.76 is: 44,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,837.97 : 115,252.79 = 29,475.76 : x
  2. Step 2: Convert to fraction form
    76,837.97/115,252.79 = 29,475.76/x
  3. Step 3: Cross multiply
    76,837.97x = 115,252.79 × 29,475.76
  4. Step 4: Simplify right side
    76,837.97x = 3,397,163,577.37
  5. Step 5: Solve for x
    x = 3,397,163,577.37/76,837.97
  6. Step 6: Final answer
    x = 44,212.04

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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.