Home / 49,894.14-74,776.41-20,277.51

Finding the Fourth Proportional to 49,894.14, 74,776.41 and 20,277.51

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Solution

The fourth proportional to 49,894.14, 74,776.41 and 20,277.51 is: 30,389.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,894.14 : 74,776.41 = 20,277.51 : x
  2. Step 2: Convert to fraction form
    49,894.14/74,776.41 = 20,277.51/x
  3. Step 3: Cross multiply
    49,894.14x = 74,776.41 × 20,277.51
  4. Step 4: Simplify right side
    49,894.14x = 1,516,279,401.54
  5. Step 5: Solve for x
    x = 1,516,279,401.54/49,894.14
  6. Step 6: Final answer
    x = 30,389.93

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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.