Home / 133,512.41-200,243.12-40,018.16

Finding the Fourth Proportional to 133,512.41, 200,243.12 and 40,018.16

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Solution

The fourth proportional to 133,512.41, 200,243.12 and 40,018.16 is: 60,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,512.41 : 200,243.12 = 40,018.16 : x
  2. Step 2: Convert to fraction form
    133,512.41/200,243.12 = 40,018.16/x
  3. Step 3: Cross multiply
    133,512.41x = 200,243.12 × 40,018.16
  4. Step 4: Simplify right side
    133,512.41x = 8,013,360,664.43
  5. Step 5: Solve for x
    x = 8,013,360,664.43/133,512.41
  6. Step 6: Final answer
    x = 60,019.60

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1.5x scale

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.