Home / 196,302.65-293,872.71-121,181.25

Finding the Fourth Proportional to 196,302.65, 293,872.71 and 121,181.25

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Solution

The fourth proportional to 196,302.65, 293,872.71 and 121,181.25 is: 181,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,302.65 : 293,872.71 = 121,181.25 : x
  2. Step 2: Convert to fraction form
    196,302.65/293,872.71 = 121,181.25/x
  3. Step 3: Cross multiply
    196,302.65x = 293,872.71 × 121,181.25
  4. Step 4: Simplify right side
    196,302.65x = 35,611,862,338.69
  5. Step 5: Solve for x
    x = 35,611,862,338.69/196,302.65
  6. Step 6: Final answer
    x = 181,413.05

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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.