Home / 55,523.88-76,622.82-30,373.32

Finding the Fourth Proportional to 55,523.88, 76,622.82 and 30,373.32

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Solution

The fourth proportional to 55,523.88, 76,622.82 and 30,373.32 is: 41,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,523.88 : 76,622.82 = 30,373.32 : x
  2. Step 2: Convert to fraction form
    55,523.88/76,622.82 = 30,373.32/x
  3. Step 3: Cross multiply
    55,523.88x = 76,622.82 × 30,373.32
  4. Step 4: Simplify right side
    55,523.88x = 2,327,289,431.16
  5. Step 5: Solve for x
    x = 2,327,289,431.16/55,523.88
  6. Step 6: Final answer
    x = 41,915.11

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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.