Home / 133,831.02-200,756.25-40,344.06

Finding the Fourth Proportional to 133,831.02, 200,756.25 and 40,344.06

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Solution

The fourth proportional to 133,831.02, 200,756.25 and 40,344.06 is: 60,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,831.02 : 200,756.25 = 40,344.06 : x
  2. Step 2: Convert to fraction form
    133,831.02/200,756.25 = 40,344.06/x
  3. Step 3: Cross multiply
    133,831.02x = 200,756.25 × 40,344.06
  4. Step 4: Simplify right side
    133,831.02x = 8,099,322,195.38
  5. Step 5: Solve for x
    x = 8,099,322,195.38/133,831.02
  6. Step 6: Final answer
    x = 60,519.02

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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.