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Finding the Fourth Proportional to 62,769, 94,153.42 and 16,021.88

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Solution

The fourth proportional to 62,769, 94,153.42 and 16,021.88 is: 24,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,769 : 94,153.42 = 16,021.88 : x
  2. Step 2: Convert to fraction form
    62,769/94,153.42 = 16,021.88/x
  3. Step 3: Cross multiply
    62,769x = 94,153.42 × 16,021.88
  4. Step 4: Simplify right side
    62,769x = 1,508,514,796.83
  5. Step 5: Solve for x
    x = 1,508,514,796.83/62,769
  6. Step 6: Final answer
    x = 24,032.80

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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.