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Finding the Fourth Proportional to 62,468.64, 93,710.77 and 20,352.99

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Solution

The fourth proportional to 62,468.64, 93,710.77 and 20,352.99 is: 30,532.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,468.64 : 93,710.77 = 20,352.99 : x
  2. Step 2: Convert to fraction form
    62,468.64/93,710.77 = 20,352.99/x
  3. Step 3: Cross multiply
    62,468.64x = 93,710.77 × 20,352.99
  4. Step 4: Simplify right side
    62,468.64x = 1,907,294,665.24
  5. Step 5: Solve for x
    x = 1,907,294,665.24/62,468.64
  6. Step 6: Final answer
    x = 30,532.03

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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.