Home / 195,116.06-269,258.64-105,692.06

Finding the Fourth Proportional to 195,116.06, 269,258.64 and 105,692.06

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Solution

The fourth proportional to 195,116.06, 269,258.64 and 105,692.06 is: 145,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,116.06 : 269,258.64 = 105,692.06 : x
  2. Step 2: Convert to fraction form
    195,116.06/269,258.64 = 105,692.06/x
  3. Step 3: Cross multiply
    195,116.06x = 269,258.64 × 105,692.06
  4. Step 4: Simplify right side
    195,116.06x = 28,458,500,334.40
  5. Step 5: Solve for x
    x = 28,458,500,334.40/195,116.06
  6. Step 6: Final answer
    x = 145,854.22

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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.