Home / 196,619.84-294,762.72-91,499.84

Finding the Fourth Proportional to 196,619.84, 294,762.72 and 91,499.84

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Solution

The fourth proportional to 196,619.84, 294,762.72 and 91,499.84 is: 137,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,619.84 : 294,762.72 = 91,499.84 : x
  2. Step 2: Convert to fraction form
    196,619.84/294,762.72 = 91,499.84/x
  3. Step 3: Cross multiply
    196,619.84x = 294,762.72 × 91,499.84
  4. Step 4: Simplify right side
    196,619.84x = 26,970,741,717.96
  5. Step 5: Solve for x
    x = 26,970,741,717.96/196,619.84
  6. Step 6: Final answer
    x = 137,172.03

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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.