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Finding the Fourth Proportional to 60,425.96, 83,410.28 and 51,893.82

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Solution

The fourth proportional to 60,425.96, 83,410.28 and 51,893.82 is: 71,632.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,425.96 : 83,410.28 = 51,893.82 : x
  2. Step 2: Convert to fraction form
    60,425.96/83,410.28 = 51,893.82/x
  3. Step 3: Cross multiply
    60,425.96x = 83,410.28 × 51,893.82
  4. Step 4: Simplify right side
    60,425.96x = 4,328,478,056.47
  5. Step 5: Solve for x
    x = 4,328,478,056.47/60,425.96
  6. Step 6: Final answer
    x = 71,632.76

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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.