Home / 52,829.83-72,912.64-32,693.20

Finding the Fourth Proportional to 52,829.83, 72,912.64 and 32,693.20

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Solution

The fourth proportional to 52,829.83, 72,912.64 and 32,693.20 is: 45,121.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,829.83 : 72,912.64 = 32,693.20 : x
  2. Step 2: Convert to fraction form
    52,829.83/72,912.64 = 32,693.20/x
  3. Step 3: Cross multiply
    52,829.83x = 72,912.64 × 32,693.20
  4. Step 4: Simplify right side
    52,829.83x = 2,383,747,729.47
  5. Step 5: Solve for x
    x = 2,383,747,729.47/52,829.83
  6. Step 6: Final answer
    x = 45,121.24

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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.