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Finding the Fourth Proportional to 144,754.01, 216,890.92 and 102,424.27

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Solution

The fourth proportional to 144,754.01, 216,890.92 and 102,424.27 is: 153,466.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,754.01 : 216,890.92 = 102,424.27 : x
  2. Step 2: Convert to fraction form
    144,754.01/216,890.92 = 102,424.27/x
  3. Step 3: Cross multiply
    144,754.01x = 216,890.92 × 102,424.27
  4. Step 4: Simplify right side
    144,754.01x = 22,214,894,176.97
  5. Step 5: Solve for x
    x = 22,214,894,176.97/144,754.01
  6. Step 6: Final answer
    x = 153,466.52

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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.