Home / 345,035.35-476,162.45-192,080.35

Finding the Fourth Proportional to 345,035.35, 476,162.45 and 192,080.35

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Solution

The fourth proportional to 345,035.35, 476,162.45 and 192,080.35 is: 265,078.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,035.35 : 476,162.45 = 192,080.35 : x
  2. Step 2: Convert to fraction form
    345,035.35/476,162.45 = 192,080.35/x
  3. Step 3: Cross multiply
    345,035.35x = 476,162.45 × 192,080.35
  4. Step 4: Simplify right side
    345,035.35x = 91,461,450,052.86
  5. Step 5: Solve for x
    x = 91,461,450,052.86/345,035.35
  6. Step 6: Final answer
    x = 265,078.49

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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.