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Finding the Fourth Proportional to 179,000.84, 247,025.22 and 98,432.84

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Solution

The fourth proportional to 179,000.84, 247,025.22 and 98,432.84 is: 135,839.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,000.84 : 247,025.22 = 98,432.84 : x
  2. Step 2: Convert to fraction form
    179,000.84/247,025.22 = 98,432.84/x
  3. Step 3: Cross multiply
    179,000.84x = 247,025.22 × 98,432.84
  4. Step 4: Simplify right side
    179,000.84x = 24,315,393,956.22
  5. Step 5: Solve for x
    x = 24,315,393,956.22/179,000.84
  6. Step 6: Final answer
    x = 135,839.55

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1.5x scale

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.