Home / 195,868.80-293,598.40-106,985.60

Finding the Fourth Proportional to 195,868.80, 293,598.40 and 106,985.60

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Solution

The fourth proportional to 195,868.80, 293,598.40 and 106,985.60 is: 160,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,868.80 : 293,598.40 = 106,985.60 : x
  2. Step 2: Convert to fraction form
    195,868.80/293,598.40 = 106,985.60/x
  3. Step 3: Cross multiply
    195,868.80x = 293,598.40 × 106,985.60
  4. Step 4: Simplify right side
    195,868.80x = 31,410,800,983.04
  5. Step 5: Solve for x
    x = 31,410,800,983.04/195,868.80
  6. Step 6: Final answer
    x = 160,366.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.