Home / 121,933.56-182,908.44-47,054.64

Finding the Fourth Proportional to 121,933.56, 182,908.44 and 47,054.64

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Solution

The fourth proportional to 121,933.56, 182,908.44 and 47,054.64 is: 70,585.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,933.56 : 182,908.44 = 47,054.64 : x
  2. Step 2: Convert to fraction form
    121,933.56/182,908.44 = 47,054.64/x
  3. Step 3: Cross multiply
    121,933.56x = 182,908.44 × 47,054.64
  4. Step 4: Simplify right side
    121,933.56x = 8,606,690,797.16
  5. Step 5: Solve for x
    x = 8,606,690,797.16/121,933.56
  6. Step 6: Final answer
    x = 70,585.09

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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.