Home / 46,512.63-69,750.72-20,199.38

Finding the Fourth Proportional to 46,512.63, 69,750.72 and 20,199.38

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Solution

The fourth proportional to 46,512.63, 69,750.72 and 20,199.38 is: 30,291.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,512.63 : 69,750.72 = 20,199.38 : x
  2. Step 2: Convert to fraction form
    46,512.63/69,750.72 = 20,199.38/x
  3. Step 3: Cross multiply
    46,512.63x = 69,750.72 × 20,199.38
  4. Step 4: Simplify right side
    46,512.63x = 1,408,920,949.80
  5. Step 5: Solve for x
    x = 1,408,920,949.80/46,512.63
  6. Step 6: Final answer
    x = 30,291.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.