Home / 48,188.22-72,289.05-21,899.58

Finding the Fourth Proportional to 48,188.22, 72,289.05 and 21,899.58

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Solution

The fourth proportional to 48,188.22, 72,289.05 and 21,899.58 is: 32,852.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,188.22 : 72,289.05 = 21,899.58 : x
  2. Step 2: Convert to fraction form
    48,188.22/72,289.05 = 21,899.58/x
  3. Step 3: Cross multiply
    48,188.22x = 72,289.05 × 21,899.58
  4. Step 4: Simplify right side
    48,188.22x = 1,583,099,833.60
  5. Step 5: Solve for x
    x = 1,583,099,833.60/48,188.22
  6. Step 6: Final answer
    x = 32,852.42

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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.