Home / 75,021.66-103,529.95-41,029.61

Finding the Fourth Proportional to 75,021.66, 103,529.95 and 41,029.61

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Solution

The fourth proportional to 75,021.66, 103,529.95 and 41,029.61 is: 56,620.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,021.66 : 103,529.95 = 41,029.61 : x
  2. Step 2: Convert to fraction form
    75,021.66/103,529.95 = 41,029.61/x
  3. Step 3: Cross multiply
    75,021.66x = 103,529.95 × 41,029.61
  4. Step 4: Simplify right side
    75,021.66x = 4,247,792,851.60
  5. Step 5: Solve for x
    x = 4,247,792,851.60/75,021.66
  6. Step 6: Final answer
    x = 56,620.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.