Home / 70,823.20-106,234.80-44,557.60

Finding the Fourth Proportional to 70,823.20, 106,234.80 and 44,557.60

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Solution

The fourth proportional to 70,823.20, 106,234.80 and 44,557.60 is: 66,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,823.20 : 106,234.80 = 44,557.60 : x
  2. Step 2: Convert to fraction form
    70,823.20/106,234.80 = 44,557.60/x
  3. Step 3: Cross multiply
    70,823.20x = 106,234.80 × 44,557.60
  4. Step 4: Simplify right side
    70,823.20x = 4,733,567,724.48
  5. Step 5: Solve for x
    x = 4,733,567,724.48/70,823.20
  6. Step 6: Final answer
    x = 66,836.40

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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.