Home / 195,963.40-270,433.56-111,080.46

Finding the Fourth Proportional to 195,963.40, 270,433.56 and 111,080.46

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Solution

The fourth proportional to 195,963.40, 270,433.56 and 111,080.46 is: 153,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,963.40 : 270,433.56 = 111,080.46 : x
  2. Step 2: Convert to fraction form
    195,963.40/270,433.56 = 111,080.46/x
  3. Step 3: Cross multiply
    195,963.40x = 270,433.56 × 111,080.46
  4. Step 4: Simplify right side
    195,963.40x = 30,039,885,362.50
  5. Step 5: Solve for x
    x = 30,039,885,362.50/195,963.40
  6. Step 6: Final answer
    x = 153,293.35

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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.