Home / 196,351.80-294,527.70-102,845.40

Finding the Fourth Proportional to 196,351.80, 294,527.70 and 102,845.40

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Solution

The fourth proportional to 196,351.80, 294,527.70 and 102,845.40 is: 154,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,351.80 : 294,527.70 = 102,845.40 : x
  2. Step 2: Convert to fraction form
    196,351.80/294,527.70 = 102,845.40/x
  3. Step 3: Cross multiply
    196,351.80x = 294,527.70 × 102,845.40
  4. Step 4: Simplify right side
    196,351.80x = 30,290,819,117.58
  5. Step 5: Solve for x
    x = 30,290,819,117.58/196,351.80
  6. Step 6: Final answer
    x = 154,268.10

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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.