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Finding the Fourth Proportional to 70,596.86, 97,510.52 and 52,771.44

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Solution

The fourth proportional to 70,596.86, 97,510.52 and 52,771.44 is: 72,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,596.86 : 97,510.52 = 52,771.44 : x
  2. Step 2: Convert to fraction form
    70,596.86/97,510.52 = 52,771.44/x
  3. Step 3: Cross multiply
    70,596.86x = 97,510.52 × 52,771.44
  4. Step 4: Simplify right side
    70,596.86x = 5,145,770,291.69
  5. Step 5: Solve for x
    x = 5,145,770,291.69/70,596.86
  6. Step 6: Final answer
    x = 72,889.51

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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.