Home / 62,199.78-85,870.07-43,831.71

Finding the Fourth Proportional to 62,199.78, 85,870.07 and 43,831.71

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Solution

The fourth proportional to 62,199.78, 85,870.07 and 43,831.71 is: 60,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,199.78 : 85,870.07 = 43,831.71 : x
  2. Step 2: Convert to fraction form
    62,199.78/85,870.07 = 43,831.71/x
  3. Step 3: Cross multiply
    62,199.78x = 85,870.07 × 43,831.71
  4. Step 4: Simplify right side
    62,199.78x = 3,763,831,786.76
  5. Step 5: Solve for x
    x = 3,763,831,786.76/62,199.78
  6. Step 6: Final answer
    x = 60,511.98

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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.