Home / 278,025.25-383,715.84-176,060.02

Finding the Fourth Proportional to 278,025.25, 383,715.84 and 176,060.02

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Solution

The fourth proportional to 278,025.25, 383,715.84 and 176,060.02 is: 242,988.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,025.25 : 383,715.84 = 176,060.02 : x
  2. Step 2: Convert to fraction form
    278,025.25/383,715.84 = 176,060.02/x
  3. Step 3: Cross multiply
    278,025.25x = 383,715.84 × 176,060.02
  4. Step 4: Simplify right side
    278,025.25x = 67,557,018,464.72
  5. Step 5: Solve for x
    x = 67,557,018,464.72/278,025.25
  6. Step 6: Final answer
    x = 242,988.79

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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.