Home / 39,831.82-59,386.58-38,792.99

Finding the Fourth Proportional to 39,831.82, 59,386.58 and 38,792.99

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Solution

The fourth proportional to 39,831.82, 59,386.58 and 38,792.99 is: 57,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,831.82 : 59,386.58 = 38,792.99 : x
  2. Step 2: Convert to fraction form
    39,831.82/59,386.58 = 38,792.99/x
  3. Step 3: Cross multiply
    39,831.82x = 59,386.58 × 38,792.99
  4. Step 4: Simplify right side
    39,831.82x = 2,303,783,104.05
  5. Step 5: Solve for x
    x = 2,303,783,104.05/39,831.82
  6. Step 6: Final answer
    x = 57,837.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.