Home / 45,333.60-68,000.40-44,896.20

Finding the Fourth Proportional to 45,333.60, 68,000.40 and 44,896.20

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Solution

The fourth proportional to 45,333.60, 68,000.40 and 44,896.20 is: 67,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,333.60 : 68,000.40 = 44,896.20 : x
  2. Step 2: Convert to fraction form
    45,333.60/68,000.40 = 44,896.20/x
  3. Step 3: Cross multiply
    45,333.60x = 68,000.40 × 44,896.20
  4. Step 4: Simplify right side
    45,333.60x = 3,052,959,558.48
  5. Step 5: Solve for x
    x = 3,052,959,558.48/45,333.60
  6. Step 6: Final answer
    x = 67,344.30

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1.5x scale

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.