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Finding the Fourth Proportional to 106,495.91, 146,963.53 and 58,751.27

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Solution

The fourth proportional to 106,495.91, 146,963.53 and 58,751.27 is: 81,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,495.91 : 146,963.53 = 58,751.27 : x
  2. Step 2: Convert to fraction form
    106,495.91/146,963.53 = 58,751.27/x
  3. Step 3: Cross multiply
    106,495.91x = 146,963.53 × 58,751.27
  4. Step 4: Simplify right side
    106,495.91x = 8,634,294,031.18
  5. Step 5: Solve for x
    x = 8,634,294,031.18/106,495.91
  6. Step 6: Final answer
    x = 81,076.30

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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.