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Finding the Fourth Proportional to 101,889.48, 152,668.20 and 62,363.64

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Solution

The fourth proportional to 101,889.48, 152,668.20 and 62,363.64 is: 93,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,889.48 : 152,668.20 = 62,363.64 : x
  2. Step 2: Convert to fraction form
    101,889.48/152,668.20 = 62,363.64/x
  3. Step 3: Cross multiply
    101,889.48x = 152,668.20 × 62,363.64
  4. Step 4: Simplify right side
    101,889.48x = 9,520,944,664.25
  5. Step 5: Solve for x
    x = 9,520,944,664.25/101,889.48
  6. Step 6: Final answer
    x = 93,443.84

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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.