Home / 57,798-79,734.36-41,040.24

Finding the Fourth Proportional to 57,798, 79,734.36 and 41,040.24

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Solution

The fourth proportional to 57,798, 79,734.36 and 41,040.24 is: 56,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,798 : 79,734.36 = 41,040.24 : x
  2. Step 2: Convert to fraction form
    57,798/79,734.36 = 41,040.24/x
  3. Step 3: Cross multiply
    57,798x = 79,734.36 × 41,040.24
  4. Step 4: Simplify right side
    57,798x = 3,272,317,270.65
  5. Step 5: Solve for x
    x = 3,272,317,270.65/57,798
  6. Step 6: Final answer
    x = 56,616.44

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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.