Home / 62,918.59-86,831.40-36,062.84

Finding the Fourth Proportional to 62,918.59, 86,831.40 and 36,062.84

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Solution

The fourth proportional to 62,918.59, 86,831.40 and 36,062.84 is: 49,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,918.59 : 86,831.40 = 36,062.84 : x
  2. Step 2: Convert to fraction form
    62,918.59/86,831.40 = 36,062.84/x
  3. Step 3: Cross multiply
    62,918.59x = 86,831.40 × 36,062.84
  4. Step 4: Simplify right side
    62,918.59x = 3,131,386,546.21
  5. Step 5: Solve for x
    x = 3,131,386,546.21/62,918.59
  6. Step 6: Final answer
    x = 49,768.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.