Home / 233,485.90-350,338.20-121,292.80

Finding the Fourth Proportional to 233,485.90, 350,338.20 and 121,292.80

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Solution

The fourth proportional to 233,485.90, 350,338.20 and 121,292.80 is: 181,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,485.90 : 350,338.20 = 121,292.80 : x
  2. Step 2: Convert to fraction form
    233,485.90/350,338.20 = 121,292.80/x
  3. Step 3: Cross multiply
    233,485.90x = 350,338.20 × 121,292.80
  4. Step 4: Simplify right side
    233,485.90x = 42,493,501,224.96
  5. Step 5: Solve for x
    x = 42,493,501,224.96/233,485.90
  6. Step 6: Final answer
    x = 181,996.01

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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.