Home / 196,417.73-294,045.32-121,296.38

Finding the Fourth Proportional to 196,417.73, 294,045.32 and 121,296.38

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Solution

The fourth proportional to 196,417.73, 294,045.32 and 121,296.38 is: 181,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,417.73 : 294,045.32 = 121,296.38 : x
  2. Step 2: Convert to fraction form
    196,417.73/294,045.32 = 121,296.38/x
  3. Step 3: Cross multiply
    196,417.73x = 294,045.32 × 121,296.38
  4. Step 4: Simplify right side
    196,417.73x = 35,666,631,704.96
  5. Step 5: Solve for x
    x = 35,666,631,704.96/196,417.73
  6. Step 6: Final answer
    x = 181,585.60

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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.