Home / 57,126.13-85,590.78-44,480.41

Finding the Fourth Proportional to 57,126.13, 85,590.78 and 44,480.41

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Solution

The fourth proportional to 57,126.13, 85,590.78 and 44,480.41 is: 66,643.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,126.13 : 85,590.78 = 44,480.41 : x
  2. Step 2: Convert to fraction form
    57,126.13/85,590.78 = 44,480.41/x
  3. Step 3: Cross multiply
    57,126.13x = 85,590.78 × 44,480.41
  4. Step 4: Simplify right side
    57,126.13x = 3,807,112,986.62
  5. Step 5: Solve for x
    x = 3,807,112,986.62/57,126.13
  6. Step 6: Final answer
    x = 66,643.99

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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.