Home / 171,936.15-257,941.08-51,982.85

Finding the Fourth Proportional to 171,936.15, 257,941.08 and 51,982.85

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Solution

The fourth proportional to 171,936.15, 257,941.08 and 51,982.85 is: 77,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936.15 : 257,941.08 = 51,982.85 : x
  2. Step 2: Convert to fraction form
    171,936.15/257,941.08 = 51,982.85/x
  3. Step 3: Cross multiply
    171,936.15x = 257,941.08 × 51,982.85
  4. Step 4: Simplify right side
    171,936.15x = 13,408,511,180.77
  5. Step 5: Solve for x
    x = 13,408,511,180.77/171,936.15
  6. Step 6: Final answer
    x = 77,985.41

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1.5x scale

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.