Home / 171,801.03-257,489.46-124,578.21

Finding the Fourth Proportional to 171,801.03, 257,489.46 and 124,578.21

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Solution

The fourth proportional to 171,801.03, 257,489.46 and 124,578.21 is: 186,713.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,801.03 : 257,489.46 = 124,578.21 : x
  2. Step 2: Convert to fraction form
    171,801.03/257,489.46 = 124,578.21/x
  3. Step 3: Cross multiply
    171,801.03x = 257,489.46 × 124,578.21
  4. Step 4: Simplify right side
    171,801.03x = 32,077,576,020.67
  5. Step 5: Solve for x
    x = 32,077,576,020.67/171,801.03
  6. Step 6: Final answer
    x = 186,713.53

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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.