Home / 55,741.02-76,986.49-36,705.90

Finding the Fourth Proportional to 55,741.02, 76,986.49 and 36,705.90

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Solution

The fourth proportional to 55,741.02, 76,986.49 and 36,705.90 is: 50,696.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,741.02 : 76,986.49 = 36,705.90 : x
  2. Step 2: Convert to fraction form
    55,741.02/76,986.49 = 36,705.90/x
  3. Step 3: Cross multiply
    55,741.02x = 76,986.49 × 36,705.90
  4. Step 4: Simplify right side
    55,741.02x = 2,825,858,403.29
  5. Step 5: Solve for x
    x = 2,825,858,403.29/55,741.02
  6. Step 6: Final answer
    x = 50,696.21

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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.