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Finding the Fourth Proportional to 32,374.49, 48,583.60 and 12,650.58

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Solution

The fourth proportional to 32,374.49, 48,583.60 and 12,650.58 is: 18,984.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,374.49 : 48,583.60 = 12,650.58 : x
  2. Step 2: Convert to fraction form
    32,374.49/48,583.60 = 12,650.58/x
  3. Step 3: Cross multiply
    32,374.49x = 48,583.60 × 12,650.58
  4. Step 4: Simplify right side
    32,374.49x = 614,610,686.86
  5. Step 5: Solve for x
    x = 614,610,686.86/32,374.49
  6. Step 6: Final answer
    x = 18,984.42

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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.