Home / 74,827.44-103,240.20-46,137.36

Finding the Fourth Proportional to 74,827.44, 103,240.20 and 46,137.36

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Solution

The fourth proportional to 74,827.44, 103,240.20 and 46,137.36 is: 63,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,827.44 : 103,240.20 = 46,137.36 : x
  2. Step 2: Convert to fraction form
    74,827.44/103,240.20 = 46,137.36/x
  3. Step 3: Cross multiply
    74,827.44x = 103,240.20 × 46,137.36
  4. Step 4: Simplify right side
    74,827.44x = 4,763,230,273.87
  5. Step 5: Solve for x
    x = 4,763,230,273.87/74,827.44
  6. Step 6: Final answer
    x = 63,656.20

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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.