Home / 56,918.20-85,319.70-33,532.60

Finding the Fourth Proportional to 56,918.20, 85,319.70 and 33,532.60

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Solution

The fourth proportional to 56,918.20, 85,319.70 and 33,532.60 is: 50,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,918.20 : 85,319.70 = 33,532.60 : x
  2. Step 2: Convert to fraction form
    56,918.20/85,319.70 = 33,532.60/x
  3. Step 3: Cross multiply
    56,918.20x = 85,319.70 × 33,532.60
  4. Step 4: Simplify right side
    56,918.20x = 2,860,991,372.22
  5. Step 5: Solve for x
    x = 2,860,991,372.22/56,918.20
  6. Step 6: Final answer
    x = 50,264.97

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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.