Home / 196,940.25-295,441.61-70,577.77

Finding the Fourth Proportional to 196,940.25, 295,441.61 and 70,577.77

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Solution

The fourth proportional to 196,940.25, 295,441.61 and 70,577.77 is: 105,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,940.25 : 295,441.61 = 70,577.77 : x
  2. Step 2: Convert to fraction form
    196,940.25/295,441.61 = 70,577.77/x
  3. Step 3: Cross multiply
    196,940.25x = 295,441.61 × 70,577.77
  4. Step 4: Simplify right side
    196,940.25x = 20,851,609,999.01
  5. Step 5: Solve for x
    x = 20,851,609,999.01/196,940.25
  6. Step 6: Final answer
    x = 105,877.85

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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.