Home / 25,172.98-37,759.57-7,642.96

Finding the Fourth Proportional to 25,172.98, 37,759.57 and 7,642.96

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Solution

The fourth proportional to 25,172.98, 37,759.57 and 7,642.96 is: 11,464.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,172.98 : 37,759.57 = 7,642.96 : x
  2. Step 2: Convert to fraction form
    25,172.98/37,759.57 = 7,642.96/x
  3. Step 3: Cross multiply
    25,172.98x = 37,759.57 × 7,642.96
  4. Step 4: Simplify right side
    25,172.98x = 288,594,769.62
  5. Step 5: Solve for x
    x = 288,594,769.62/25,172.98
  6. Step 6: Final answer
    x = 11,464.47

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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.