Home / 49,790.48-68,696.16-29,637.20

Finding the Fourth Proportional to 49,790.48, 68,696.16 and 29,637.20

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Solution

The fourth proportional to 49,790.48, 68,696.16 and 29,637.20 is: 40,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.48 : 68,696.16 = 29,637.20 : x
  2. Step 2: Convert to fraction form
    49,790.48/68,696.16 = 29,637.20/x
  3. Step 3: Cross multiply
    49,790.48x = 68,696.16 × 29,637.20
  4. Step 4: Simplify right side
    49,790.48x = 2,035,961,833.15
  5. Step 5: Solve for x
    x = 2,035,961,833.15/49,790.48
  6. Step 6: Final answer
    x = 40,890.58

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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.