Home / 74,736.54-103,139.91-44,515.02

Finding the Fourth Proportional to 74,736.54, 103,139.91 and 44,515.02

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Solution

The fourth proportional to 74,736.54, 103,139.91 and 44,515.02 is: 61,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,736.54 : 103,139.91 = 44,515.02 : x
  2. Step 2: Convert to fraction form
    74,736.54/103,139.91 = 44,515.02/x
  3. Step 3: Cross multiply
    74,736.54x = 103,139.91 × 44,515.02
  4. Step 4: Simplify right side
    74,736.54x = 4,591,275,156.45
  5. Step 5: Solve for x
    x = 4,591,275,156.45/74,736.54
  6. Step 6: Final answer
    x = 61,432.80

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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.