Home / 213,761.36-294,999.36-118,266.50

Finding the Fourth Proportional to 213,761.36, 294,999.36 and 118,266.50

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Solution

The fourth proportional to 213,761.36, 294,999.36 and 118,266.50 is: 163,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,761.36 : 294,999.36 = 118,266.50 : x
  2. Step 2: Convert to fraction form
    213,761.36/294,999.36 = 118,266.50/x
  3. Step 3: Cross multiply
    213,761.36x = 294,999.36 × 118,266.50
  4. Step 4: Simplify right side
    213,761.36x = 34,888,541,809.44
  5. Step 5: Solve for x
    x = 34,888,541,809.44/213,761.36
  6. Step 6: Final answer
    x = 163,212.57

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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.