Home / 278,025.75-383,716.53-176,060.52

Finding the Fourth Proportional to 278,025.75, 383,716.53 and 176,060.52

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Solution

The fourth proportional to 278,025.75, 383,716.53 and 176,060.52 is: 242,989.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,025.75 : 383,716.53 = 176,060.52 : x
  2. Step 2: Convert to fraction form
    278,025.75/383,716.53 = 176,060.52/x
  3. Step 3: Cross multiply
    278,025.75x = 383,716.53 × 176,060.52
  4. Step 4: Simplify right side
    278,025.75x = 67,557,331,804.40
  5. Step 5: Solve for x
    x = 67,557,331,804.40/278,025.75
  6. Step 6: Final answer
    x = 242,989.48

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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.