Home / 192,351.35-265,518.95-172,172.63

Finding the Fourth Proportional to 192,351.35, 265,518.95 and 172,172.63

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Solution

The fourth proportional to 192,351.35, 265,518.95 and 172,172.63 is: 237,664.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,351.35 : 265,518.95 = 172,172.63 : x
  2. Step 2: Convert to fraction form
    192,351.35/265,518.95 = 172,172.63/x
  3. Step 3: Cross multiply
    192,351.35x = 265,518.95 × 172,172.63
  4. Step 4: Simplify right side
    192,351.35x = 45,715,095,739.27
  5. Step 5: Solve for x
    x = 45,715,095,739.27/192,351.35
  6. Step 6: Final answer
    x = 237,664.54

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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.