Home / 213,561.54-294,721.07-118,074.39

Finding the Fourth Proportional to 213,561.54, 294,721.07 and 118,074.39

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Solution

The fourth proportional to 213,561.54, 294,721.07 and 118,074.39 is: 162,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,561.54 : 294,721.07 = 118,074.39 : x
  2. Step 2: Convert to fraction form
    213,561.54/294,721.07 = 118,074.39/x
  3. Step 3: Cross multiply
    213,561.54x = 294,721.07 × 118,074.39
  4. Step 4: Simplify right side
    213,561.54x = 34,799,010,560.40
  5. Step 5: Solve for x
    x = 34,799,010,560.40/213,561.54
  6. Step 6: Final answer
    x = 162,946.06

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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.