Home / 178,829.40-268,244.10-54,170.40

Finding the Fourth Proportional to 178,829.40, 268,244.10 and 54,170.40

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Solution

The fourth proportional to 178,829.40, 268,244.10 and 54,170.40 is: 81,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,829.40 : 268,244.10 = 54,170.40 : x
  2. Step 2: Convert to fraction form
    178,829.40/268,244.10 = 54,170.40/x
  3. Step 3: Cross multiply
    178,829.40x = 268,244.10 × 54,170.40
  4. Step 4: Simplify right side
    178,829.40x = 14,530,890,194.64
  5. Step 5: Solve for x
    x = 14,530,890,194.64/178,829.40
  6. Step 6: Final answer
    x = 81,255.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.