Home / 55,570.23-76,686.30-30,076.02

Finding the Fourth Proportional to 55,570.23, 76,686.30 and 30,076.02

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Solution

The fourth proportional to 55,570.23, 76,686.30 and 30,076.02 is: 41,504.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,570.23 : 76,686.30 = 30,076.02 : x
  2. Step 2: Convert to fraction form
    55,570.23/76,686.30 = 30,076.02/x
  3. Step 3: Cross multiply
    55,570.23x = 76,686.30 × 30,076.02
  4. Step 4: Simplify right side
    55,570.23x = 2,306,418,692.53
  5. Step 5: Solve for x
    x = 2,306,418,692.53/55,570.23
  6. Step 6: Final answer
    x = 41,504.57

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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.