Home / 122,860.42-184,290.49-38,627.94

Finding the Fourth Proportional to 122,860.42, 184,290.49 and 38,627.94

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Solution

The fourth proportional to 122,860.42, 184,290.49 and 38,627.94 is: 57,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,860.42 : 184,290.49 = 38,627.94 : x
  2. Step 2: Convert to fraction form
    122,860.42/184,290.49 = 38,627.94/x
  3. Step 3: Cross multiply
    122,860.42x = 184,290.49 × 38,627.94
  4. Step 4: Simplify right side
    122,860.42x = 7,118,761,990.29
  5. Step 5: Solve for x
    x = 7,118,761,990.29/122,860.42
  6. Step 6: Final answer
    x = 57,941.87

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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.