Home / 201,739.56-302,654.70-61,512.36

Finding the Fourth Proportional to 201,739.56, 302,654.70 and 61,512.36

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Solution

The fourth proportional to 201,739.56, 302,654.70 and 61,512.36 is: 92,282.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,739.56 : 302,654.70 = 61,512.36 : x
  2. Step 2: Convert to fraction form
    201,739.56/302,654.70 = 61,512.36/x
  3. Step 3: Cross multiply
    201,739.56x = 302,654.70 × 61,512.36
  4. Step 4: Simplify right side
    201,739.56x = 18,617,004,862.09
  5. Step 5: Solve for x
    x = 18,617,004,862.09/201,739.56
  6. Step 6: Final answer
    x = 92,282.37

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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.