Home / 171,977.26-257,996.22-53,619.16

Finding the Fourth Proportional to 171,977.26, 257,996.22 and 53,619.16

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Solution

The fourth proportional to 171,977.26, 257,996.22 and 53,619.16 is: 80,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,977.26 : 257,996.22 = 53,619.16 : x
  2. Step 2: Convert to fraction form
    171,977.26/257,996.22 = 53,619.16/x
  3. Step 3: Cross multiply
    171,977.26x = 257,996.22 × 53,619.16
  4. Step 4: Simplify right side
    171,977.26x = 13,833,540,599.58
  5. Step 5: Solve for x
    x = 13,833,540,599.58/171,977.26
  6. Step 6: Final answer
    x = 80,438.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.