Home / 132,563.30-198,727.07-48,307.61

Finding the Fourth Proportional to 132,563.30, 198,727.07 and 48,307.61

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Solution

The fourth proportional to 132,563.30, 198,727.07 and 48,307.61 is: 72,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,563.30 : 198,727.07 = 48,307.61 : x
  2. Step 2: Convert to fraction form
    132,563.30/198,727.07 = 48,307.61/x
  3. Step 3: Cross multiply
    132,563.30x = 198,727.07 × 48,307.61
  4. Step 4: Simplify right side
    132,563.30x = 9,600,028,558.83
  5. Step 5: Solve for x
    x = 9,600,028,558.83/132,563.30
  6. Step 6: Final answer
    x = 72,418.45

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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.