Home / 104,208.69-156,350.70-40,993.91

Finding the Fourth Proportional to 104,208.69, 156,350.70 and 40,993.91

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Solution

The fourth proportional to 104,208.69, 156,350.70 and 40,993.91 is: 61,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,208.69 : 156,350.70 = 40,993.91 : x
  2. Step 2: Convert to fraction form
    104,208.69/156,350.70 = 40,993.91/x
  3. Step 3: Cross multiply
    104,208.69x = 156,350.70 × 40,993.91
  4. Step 4: Simplify right side
    104,208.69x = 6,409,426,524.24
  5. Step 5: Solve for x
    x = 6,409,426,524.24/104,208.69
  6. Step 6: Final answer
    x = 61,505.68

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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.