Home / 120,255.83-180,381.86-41,370.74

Finding the Fourth Proportional to 120,255.83, 180,381.86 and 41,370.74

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Solution

The fourth proportional to 120,255.83, 180,381.86 and 41,370.74 is: 62,055.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,255.83 : 180,381.86 = 41,370.74 : x
  2. Step 2: Convert to fraction form
    120,255.83/180,381.86 = 41,370.74/x
  3. Step 3: Cross multiply
    120,255.83x = 180,381.86 × 41,370.74
  4. Step 4: Simplify right side
    120,255.83x = 7,462,530,823.92
  5. Step 5: Solve for x
    x = 7,462,530,823.92/120,255.83
  6. Step 6: Final answer
    x = 62,055.46

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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.