Home / 179,056.87-247,103.15-98,486.50

Finding the Fourth Proportional to 179,056.87, 247,103.15 and 98,486.50

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Solution

The fourth proportional to 179,056.87, 247,103.15 and 98,486.50 is: 135,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,056.87 : 247,103.15 = 98,486.50 : x
  2. Step 2: Convert to fraction form
    179,056.87/247,103.15 = 98,486.50/x
  3. Step 3: Cross multiply
    179,056.87x = 247,103.15 × 98,486.50
  4. Step 4: Simplify right side
    179,056.87x = 24,336,325,523.43
  5. Step 5: Solve for x
    x = 24,336,325,523.43/179,056.87
  6. Step 6: Final answer
    x = 135,913.95

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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.