Home / 203,240.21-304,876.08-61,074.38

Finding the Fourth Proportional to 203,240.21, 304,876.08 and 61,074.38

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Solution

The fourth proportional to 203,240.21, 304,876.08 and 61,074.38 is: 91,616.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,240.21 : 304,876.08 = 61,074.38 : x
  2. Step 2: Convert to fraction form
    203,240.21/304,876.08 = 61,074.38/x
  3. Step 3: Cross multiply
    203,240.21x = 304,876.08 × 61,074.38
  4. Step 4: Simplify right side
    203,240.21x = 18,620,118,325.02
  5. Step 5: Solve for x
    x = 18,620,118,325.02/203,240.21
  6. Step 6: Final answer
    x = 91,616.31

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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.