Home / 55,840.20-83,760.30-32,220.60

Finding the Fourth Proportional to 55,840.20, 83,760.30 and 32,220.60

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Solution

The fourth proportional to 55,840.20, 83,760.30 and 32,220.60 is: 48,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,840.20 : 83,760.30 = 32,220.60 : x
  2. Step 2: Convert to fraction form
    55,840.20/83,760.30 = 32,220.60/x
  3. Step 3: Cross multiply
    55,840.20x = 83,760.30 × 32,220.60
  4. Step 4: Simplify right side
    55,840.20x = 2,698,807,122.18
  5. Step 5: Solve for x
    x = 2,698,807,122.18/55,840.20
  6. Step 6: Final answer
    x = 48,330.90

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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.