Home / 25,205.56-37,810.44-7,675.54

Finding the Fourth Proportional to 25,205.56, 37,810.44 and 7,675.54

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Solution

The fourth proportional to 25,205.56, 37,810.44 and 7,675.54 is: 11,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,205.56 : 37,810.44 = 7,675.54 : x
  2. Step 2: Convert to fraction form
    25,205.56/37,810.44 = 7,675.54/x
  3. Step 3: Cross multiply
    25,205.56x = 37,810.44 × 7,675.54
  4. Step 4: Simplify right side
    25,205.56x = 290,215,544.64
  5. Step 5: Solve for x
    x = 290,215,544.64/25,205.56
  6. Step 6: Final answer
    x = 11,513.95

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1.5x scale

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.