Home / 357,172.23-492,927.93-196,054.58

Finding the Fourth Proportional to 357,172.23, 492,927.93 and 196,054.58

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Solution

The fourth proportional to 357,172.23, 492,927.93 and 196,054.58 is: 270,571.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,172.23 : 492,927.93 = 196,054.58 : x
  2. Step 2: Convert to fraction form
    357,172.23/492,927.93 = 196,054.58/x
  3. Step 3: Cross multiply
    357,172.23x = 492,927.93 × 196,054.58
  4. Step 4: Simplify right side
    357,172.23x = 96,640,775,821.78
  5. Step 5: Solve for x
    x = 96,640,775,821.78/357,172.23
  6. Step 6: Final answer
    x = 270,571.92

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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.