Home / 55,912.16-83,850.44-18,465.25

Finding the Fourth Proportional to 55,912.16, 83,850.44 and 18,465.25

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Solution

The fourth proportional to 55,912.16, 83,850.44 and 18,465.25 is: 27,692.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,912.16 : 83,850.44 = 18,465.25 : x
  2. Step 2: Convert to fraction form
    55,912.16/83,850.44 = 18,465.25/x
  3. Step 3: Cross multiply
    55,912.16x = 83,850.44 × 18,465.25
  4. Step 4: Simplify right side
    55,912.16x = 1,548,319,337.21
  5. Step 5: Solve for x
    x = 1,548,319,337.21/55,912.16
  6. Step 6: Final answer
    x = 27,692.00

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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.