Home / 213,578.80-294,733.56-118,083.04

Finding the Fourth Proportional to 213,578.80, 294,733.56 and 118,083.04

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Solution

The fourth proportional to 213,578.80, 294,733.56 and 118,083.04 is: 162,951.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,578.80 : 294,733.56 = 118,083.04 : x
  2. Step 2: Convert to fraction form
    213,578.80/294,733.56 = 118,083.04/x
  3. Step 3: Cross multiply
    213,578.80x = 294,733.56 × 118,083.04
  4. Step 4: Simplify right side
    213,578.80x = 34,803,034,754.82
  5. Step 5: Solve for x
    x = 34,803,034,754.82/213,578.80
  6. Step 6: Final answer
    x = 162,951.73

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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.