Home / 55,437.20-83,064.60-32,022.80

Finding the Fourth Proportional to 55,437.20, 83,064.60 and 32,022.80

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Solution

The fourth proportional to 55,437.20, 83,064.60 and 32,022.80 is: 47,981.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,437.20 : 83,064.60 = 32,022.80 : x
  2. Step 2: Convert to fraction form
    55,437.20/83,064.60 = 32,022.80/x
  3. Step 3: Cross multiply
    55,437.20x = 83,064.60 × 32,022.80
  4. Step 4: Simplify right side
    55,437.20x = 2,659,961,072.88
  5. Step 5: Solve for x
    x = 2,659,961,072.88/55,437.20
  6. Step 6: Final answer
    x = 47,981.52

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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.