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Finding the Fourth Proportional to 67,934.72, 101,840.64 and 24,148.48

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Solution

The fourth proportional to 67,934.72, 101,840.64 and 24,148.48 is: 36,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,934.72 : 101,840.64 = 24,148.48 : x
  2. Step 2: Convert to fraction form
    67,934.72/101,840.64 = 24,148.48/x
  3. Step 3: Cross multiply
    67,934.72x = 101,840.64 × 24,148.48
  4. Step 4: Simplify right side
    67,934.72x = 2,459,296,658.23
  5. Step 5: Solve for x
    x = 2,459,296,658.23/67,934.72
  6. Step 6: Final answer
    x = 36,200.88

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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.