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Finding the Fourth Proportional to 57,369.63, 86,024.75 and 25,752.47

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Solution

The fourth proportional to 57,369.63, 86,024.75 and 25,752.47 is: 38,615.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,369.63 : 86,024.75 = 25,752.47 : x
  2. Step 2: Convert to fraction form
    57,369.63/86,024.75 = 25,752.47/x
  3. Step 3: Cross multiply
    57,369.63x = 86,024.75 × 25,752.47
  4. Step 4: Simplify right side
    57,369.63x = 2,215,349,379.60
  5. Step 5: Solve for x
    x = 2,215,349,379.60/57,369.63
  6. Step 6: Final answer
    x = 38,615.37

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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.