Home / 278,027.25-383,718.60-176,062.02

Finding the Fourth Proportional to 278,027.25, 383,718.60 and 176,062.02

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Solution

The fourth proportional to 278,027.25, 383,718.60 and 176,062.02 is: 242,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,027.25 : 383,718.60 = 176,062.02 : x
  2. Step 2: Convert to fraction form
    278,027.25/383,718.60 = 176,062.02/x
  3. Step 3: Cross multiply
    278,027.25x = 383,718.60 × 176,062.02
  4. Step 4: Simplify right side
    278,027.25x = 67,558,271,827.57
  5. Step 5: Solve for x
    x = 67,558,271,827.57/278,027.25
  6. Step 6: Final answer
    x = 242,991.55

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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.