Home / 46,849.21-70,213.42-40,820.85

Finding the Fourth Proportional to 46,849.21, 70,213.42 and 40,820.85

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Solution

The fourth proportional to 46,849.21, 70,213.42 and 40,820.85 is: 61,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,849.21 : 70,213.42 = 40,820.85 : x
  2. Step 2: Convert to fraction form
    46,849.21/70,213.42 = 40,820.85/x
  3. Step 3: Cross multiply
    46,849.21x = 70,213.42 × 40,820.85
  4. Step 4: Simplify right side
    46,849.21x = 2,866,171,485.81
  5. Step 5: Solve for x
    x = 2,866,171,485.81/46,849.21
  6. Step 6: Final answer
    x = 61,178.65

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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.