Home / 56,847.03-85,121.39-40,116.39

Finding the Fourth Proportional to 56,847.03, 85,121.39 and 40,116.39

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Solution

The fourth proportional to 56,847.03, 85,121.39 and 40,116.39 is: 60,069.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,847.03 : 85,121.39 = 40,116.39 : x
  2. Step 2: Convert to fraction form
    56,847.03/85,121.39 = 40,116.39/x
  3. Step 3: Cross multiply
    56,847.03x = 85,121.39 × 40,116.39
  4. Step 4: Simplify right side
    56,847.03x = 3,414,762,678.00
  5. Step 5: Solve for x
    x = 3,414,762,678.00/56,847.03
  6. Step 6: Final answer
    x = 60,069.32

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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.