Home / 164,747.40-246,926.70-123,145.80

Finding the Fourth Proportional to 164,747.40, 246,926.70 and 123,145.80

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Solution

The fourth proportional to 164,747.40, 246,926.70 and 123,145.80 is: 184,573.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,747.40 : 246,926.70 = 123,145.80 : x
  2. Step 2: Convert to fraction form
    164,747.40/246,926.70 = 123,145.80/x
  3. Step 3: Cross multiply
    164,747.40x = 246,926.70 × 123,145.80
  4. Step 4: Simplify right side
    164,747.40x = 30,407,986,012.86
  5. Step 5: Solve for x
    x = 30,407,986,012.86/164,747.40
  6. Step 6: Final answer
    x = 184,573.39

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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.