Home / 134,105.46-201,158.67-45,359.70

Finding the Fourth Proportional to 134,105.46, 201,158.67 and 45,359.70

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Solution

The fourth proportional to 134,105.46, 201,158.67 and 45,359.70 is: 68,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,105.46 : 201,158.67 = 45,359.70 : x
  2. Step 2: Convert to fraction form
    134,105.46/201,158.67 = 45,359.70/x
  3. Step 3: Cross multiply
    134,105.46x = 201,158.67 × 45,359.70
  4. Step 4: Simplify right side
    134,105.46x = 9,124,496,923.60
  5. Step 5: Solve for x
    x = 9,124,496,923.60/134,105.46
  6. Step 6: Final answer
    x = 68,039.71

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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.