Home / 74,729.58-103,074.03-44,491.47

Finding the Fourth Proportional to 74,729.58, 103,074.03 and 44,491.47

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Solution

The fourth proportional to 74,729.58, 103,074.03 and 44,491.47 is: 61,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,729.58 : 103,074.03 = 44,491.47 : x
  2. Step 2: Convert to fraction form
    74,729.58/103,074.03 = 44,491.47/x
  3. Step 3: Cross multiply
    74,729.58x = 103,074.03 × 44,491.47
  4. Step 4: Simplify right side
    74,729.58x = 4,585,915,113.52
  5. Step 5: Solve for x
    x = 4,585,915,113.52/74,729.58
  6. Step 6: Final answer
    x = 61,366.80

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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.