Home / 49,831.78-74,756.89-14,291.62

Finding the Fourth Proportional to 49,831.78, 74,756.89 and 14,291.62

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Solution

The fourth proportional to 49,831.78, 74,756.89 and 14,291.62 is: 21,440.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831.78 : 74,756.89 = 14,291.62 : x
  2. Step 2: Convert to fraction form
    49,831.78/74,756.89 = 14,291.62/x
  3. Step 3: Cross multiply
    49,831.78x = 74,756.89 × 14,291.62
  4. Step 4: Simplify right side
    49,831.78x = 1,068,397,064.26
  5. Step 5: Solve for x
    x = 1,068,397,064.26/49,831.78
  6. Step 6: Final answer
    x = 21,440.07

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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.