Home / 196,119.09-294,172.53-55,877.70

Finding the Fourth Proportional to 196,119.09, 294,172.53 and 55,877.70

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Solution

The fourth proportional to 196,119.09, 294,172.53 and 55,877.70 is: 83,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,119.09 : 294,172.53 = 55,877.70 : x
  2. Step 2: Convert to fraction form
    196,119.09/294,172.53 = 55,877.70/x
  3. Step 3: Cross multiply
    196,119.09x = 294,172.53 × 55,877.70
  4. Step 4: Simplify right side
    196,119.09x = 16,437,684,379.58
  5. Step 5: Solve for x
    x = 16,437,684,379.58/196,119.09
  6. Step 6: Final answer
    x = 83,814.81

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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.