Home / 133,996.91-185,002.26-83,063.81

Finding the Fourth Proportional to 133,996.91, 185,002.26 and 83,063.81

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Solution

The fourth proportional to 133,996.91, 185,002.26 and 83,063.81 is: 114,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,996.91 : 185,002.26 = 83,063.81 : x
  2. Step 2: Convert to fraction form
    133,996.91/185,002.26 = 83,063.81/x
  3. Step 3: Cross multiply
    133,996.91x = 185,002.26 × 83,063.81
  4. Step 4: Simplify right side
    133,996.91x = 15,366,992,574.21
  5. Step 5: Solve for x
    x = 15,366,992,574.21/133,996.91
  6. Step 6: Final answer
    x = 114,681.69

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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.