Home / 213,566.19-294,636.59-122,873.36

Finding the Fourth Proportional to 213,566.19, 294,636.59 and 122,873.36

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Solution

The fourth proportional to 213,566.19, 294,636.59 and 122,873.36 is: 169,516.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,566.19 : 294,636.59 = 122,873.36 : x
  2. Step 2: Convert to fraction form
    213,566.19/294,636.59 = 122,873.36/x
  3. Step 3: Cross multiply
    213,566.19x = 294,636.59 × 122,873.36
  4. Step 4: Simplify right side
    213,566.19x = 36,202,986,165.47
  5. Step 5: Solve for x
    x = 36,202,986,165.47/213,566.19
  6. Step 6: Final answer
    x = 169,516.46

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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.