Home / 46,522.89-64,172.86-40,568.78

Finding the Fourth Proportional to 46,522.89, 64,172.86 and 40,568.78

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Solution

The fourth proportional to 46,522.89, 64,172.86 and 40,568.78 is: 55,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,522.89 : 64,172.86 = 40,568.78 : x
  2. Step 2: Convert to fraction form
    46,522.89/64,172.86 = 40,568.78/x
  3. Step 3: Cross multiply
    46,522.89x = 64,172.86 × 40,568.78
  4. Step 4: Simplify right side
    46,522.89x = 2,603,414,698.32
  5. Step 5: Solve for x
    x = 2,603,414,698.32/46,522.89
  6. Step 6: Final answer
    x = 55,959.87

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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.