Home / 74,668.43-112,038.78-37,233.82

Finding the Fourth Proportional to 74,668.43, 112,038.78 and 37,233.82

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Solution

The fourth proportional to 74,668.43, 112,038.78 and 37,233.82 is: 55,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,668.43 : 112,038.78 = 37,233.82 : x
  2. Step 2: Convert to fraction form
    74,668.43/112,038.78 = 37,233.82/x
  3. Step 3: Cross multiply
    74,668.43x = 112,038.78 × 37,233.82
  4. Step 4: Simplify right side
    74,668.43x = 4,171,631,767.54
  5. Step 5: Solve for x
    x = 4,171,631,767.54/74,668.43
  6. Step 6: Final answer
    x = 55,868.75

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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.