Home / 25,158.79-37,743.63-7,629.94

Finding the Fourth Proportional to 25,158.79, 37,743.63 and 7,629.94

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Solution

The fourth proportional to 25,158.79, 37,743.63 and 7,629.94 is: 11,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.79 : 37,743.63 = 7,629.94 : x
  2. Step 2: Convert to fraction form
    25,158.79/37,743.63 = 7,629.94/x
  3. Step 3: Cross multiply
    25,158.79x = 37,743.63 × 7,629.94
  4. Step 4: Simplify right side
    25,158.79x = 287,981,632.28
  5. Step 5: Solve for x
    x = 287,981,632.28/25,158.79
  6. Step 6: Final answer
    x = 11,446.56

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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.