Home / 199,323.18-274,960.58-122,858.37

Finding the Fourth Proportional to 199,323.18, 274,960.58 and 122,858.37

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Solution

The fourth proportional to 199,323.18, 274,960.58 and 122,858.37 is: 169,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,323.18 : 274,960.58 = 122,858.37 : x
  2. Step 2: Convert to fraction form
    199,323.18/274,960.58 = 122,858.37/x
  3. Step 3: Cross multiply
    199,323.18x = 274,960.58 × 122,858.37
  4. Step 4: Simplify right side
    199,323.18x = 33,781,208,058.76
  5. Step 5: Solve for x
    x = 33,781,208,058.76/199,323.18
  6. Step 6: Final answer
    x = 169,479.58

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1.5x scale

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.