Home / 251,535.03-377,191.82-133,178.69

Finding the Fourth Proportional to 251,535.03, 377,191.82 and 133,178.69

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Solution

The fourth proportional to 251,535.03, 377,191.82 and 133,178.69 is: 199,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,535.03 : 377,191.82 = 133,178.69 : x
  2. Step 2: Convert to fraction form
    251,535.03/377,191.82 = 133,178.69/x
  3. Step 3: Cross multiply
    251,535.03x = 377,191.82 × 133,178.69
  4. Step 4: Simplify right side
    251,535.03x = 50,233,909,914.46
  5. Step 5: Solve for x
    x = 50,233,909,914.46/251,535.03
  6. Step 6: Final answer
    x = 199,709.40

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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.