Home / 144,375.41-199,239.32-79,841.29

Finding the Fourth Proportional to 144,375.41, 199,239.32 and 79,841.29

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Solution

The fourth proportional to 144,375.41, 199,239.32 and 79,841.29 is: 110,181.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,375.41 : 199,239.32 = 79,841.29 : x
  2. Step 2: Convert to fraction form
    144,375.41/199,239.32 = 79,841.29/x
  3. Step 3: Cross multiply
    144,375.41x = 199,239.32 × 79,841.29
  4. Step 4: Simplify right side
    144,375.41x = 15,907,523,430.22
  5. Step 5: Solve for x
    x = 15,907,523,430.22/144,375.41
  6. Step 6: Final answer
    x = 110,181.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.