Home / 207,536.19-311,273.27-57,760.86

Finding the Fourth Proportional to 207,536.19, 311,273.27 and 57,760.86

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Solution

The fourth proportional to 207,536.19, 311,273.27 and 57,760.86 is: 86,632.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,536.19 : 311,273.27 = 57,760.86 : x
  2. Step 2: Convert to fraction form
    207,536.19/311,273.27 = 57,760.86/x
  3. Step 3: Cross multiply
    207,536.19x = 311,273.27 × 57,760.86
  4. Step 4: Simplify right side
    207,536.19x = 17,979,411,770.21
  5. Step 5: Solve for x
    x = 17,979,411,770.21/207,536.19
  6. Step 6: Final answer
    x = 86,632.66

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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.