Home / 50,936.32-76,320.16-19,754.56

Finding the Fourth Proportional to 50,936.32, 76,320.16 and 19,754.56

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Solution

The fourth proportional to 50,936.32, 76,320.16 and 19,754.56 is: 29,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,936.32 : 76,320.16 = 19,754.56 : x
  2. Step 2: Convert to fraction form
    50,936.32/76,320.16 = 19,754.56/x
  3. Step 3: Cross multiply
    50,936.32x = 76,320.16 × 19,754.56
  4. Step 4: Simplify right side
    50,936.32x = 1,507,671,179.93
  5. Step 5: Solve for x
    x = 1,507,671,179.93/50,936.32
  6. Step 6: Final answer
    x = 29,599.14

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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.