Home / 196,938.68-295,504.42-122,038.80

Finding the Fourth Proportional to 196,938.68, 295,504.42 and 122,038.80

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Solution

The fourth proportional to 196,938.68, 295,504.42 and 122,038.80 is: 183,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,938.68 : 295,504.42 = 122,038.80 : x
  2. Step 2: Convert to fraction form
    196,938.68/295,504.42 = 122,038.80/x
  3. Step 3: Cross multiply
    196,938.68x = 295,504.42 × 122,038.80
  4. Step 4: Simplify right side
    196,938.68x = 36,063,004,811.50
  5. Step 5: Solve for x
    x = 36,063,004,811.50/196,938.68
  6. Step 6: Final answer
    x = 183,117.94

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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.