Home / 358,839.06-538,255.89-92,576.94

Finding the Fourth Proportional to 358,839.06, 538,255.89 and 92,576.94

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Solution

The fourth proportional to 358,839.06, 538,255.89 and 92,576.94 is: 138,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,839.06 : 538,255.89 = 92,576.94 : x
  2. Step 2: Convert to fraction form
    358,839.06/538,255.89 = 92,576.94/x
  3. Step 3: Cross multiply
    358,839.06x = 538,255.89 × 92,576.94
  4. Step 4: Simplify right side
    358,839.06x = 49,830,083,233.18
  5. Step 5: Solve for x
    x = 49,830,083,233.18/358,839.06
  6. Step 6: Final answer
    x = 138,864.71

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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.