Home / 49,691.14-74,513.32-14,623.81

Finding the Fourth Proportional to 49,691.14, 74,513.32 and 14,623.81

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Solution

The fourth proportional to 49,691.14, 74,513.32 and 14,623.81 is: 21,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,691.14 : 74,513.32 = 14,623.81 : x
  2. Step 2: Convert to fraction form
    49,691.14/74,513.32 = 14,623.81/x
  3. Step 3: Cross multiply
    49,691.14x = 74,513.32 × 14,623.81
  4. Step 4: Simplify right side
    49,691.14x = 1,089,668,411.31
  5. Step 5: Solve for x
    x = 1,089,668,411.31/49,691.14
  6. Step 6: Final answer
    x = 21,928.83

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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.