Home / 46,293.12-69,361.92-28,805.76

Finding the Fourth Proportional to 46,293.12, 69,361.92 and 28,805.76

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Solution

The fourth proportional to 46,293.12, 69,361.92 and 28,805.76 is: 43,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,293.12 : 69,361.92 = 28,805.76 : x
  2. Step 2: Convert to fraction form
    46,293.12/69,361.92 = 28,805.76/x
  3. Step 3: Cross multiply
    46,293.12x = 69,361.92 × 28,805.76
  4. Step 4: Simplify right side
    46,293.12x = 1,998,022,820.66
  5. Step 5: Solve for x
    x = 1,998,022,820.66/46,293.12
  6. Step 6: Final answer
    x = 43,160.25

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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.