Home / 188,936.79-283,362.89-113,953.65

Finding the Fourth Proportional to 188,936.79, 283,362.89 and 113,953.65

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Solution

The fourth proportional to 188,936.79, 283,362.89 and 113,953.65 is: 170,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,936.79 : 283,362.89 = 113,953.65 : x
  2. Step 2: Convert to fraction form
    188,936.79/283,362.89 = 113,953.65/x
  3. Step 3: Cross multiply
    188,936.79x = 283,362.89 × 113,953.65
  4. Step 4: Simplify right side
    188,936.79x = 32,290,235,020.28
  5. Step 5: Solve for x
    x = 32,290,235,020.28/188,936.79
  6. Step 6: Final answer
    x = 170,904.96

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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.