Home / 261,536.56-360,997.50-154,141.36

Finding the Fourth Proportional to 261,536.56, 360,997.50 and 154,141.36

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Solution

The fourth proportional to 261,536.56, 360,997.50 and 154,141.36 is: 212,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,536.56 : 360,997.50 = 154,141.36 : x
  2. Step 2: Convert to fraction form
    261,536.56/360,997.50 = 154,141.36/x
  3. Step 3: Cross multiply
    261,536.56x = 360,997.50 × 154,141.36
  4. Step 4: Simplify right side
    261,536.56x = 55,644,645,606.60
  5. Step 5: Solve for x
    x = 55,644,645,606.60/261,536.56
  6. Step 6: Final answer
    x = 212,760.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.