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Finding the Fourth Proportional to 62,530.52, 93,796.32 and 20,977.52

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Solution

The fourth proportional to 62,530.52, 93,796.32 and 20,977.52 is: 31,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,530.52 : 93,796.32 = 20,977.52 : x
  2. Step 2: Convert to fraction form
    62,530.52/93,796.32 = 20,977.52/x
  3. Step 3: Cross multiply
    62,530.52x = 93,796.32 × 20,977.52
  4. Step 4: Simplify right side
    62,530.52x = 1,967,614,178.73
  5. Step 5: Solve for x
    x = 1,967,614,178.73/62,530.52
  6. Step 6: Final answer
    x = 31,466.46

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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.