Home / 74,787.63-103,199.73-41,251.47

Finding the Fourth Proportional to 74,787.63, 103,199.73 and 41,251.47

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Solution

The fourth proportional to 74,787.63, 103,199.73 and 41,251.47 is: 56,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,787.63 : 103,199.73 = 41,251.47 : x
  2. Step 2: Convert to fraction form
    74,787.63/103,199.73 = 41,251.47/x
  3. Step 3: Cross multiply
    74,787.63x = 103,199.73 × 41,251.47
  4. Step 4: Simplify right side
    74,787.63x = 4,257,140,566.10
  5. Step 5: Solve for x
    x = 4,257,140,566.10/74,787.63
  6. Step 6: Final answer
    x = 56,923.06

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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.