Home / 170,690.46-235,446.39-122,868.06

Finding the Fourth Proportional to 170,690.46, 235,446.39 and 122,868.06

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Solution

The fourth proportional to 170,690.46, 235,446.39 and 122,868.06 is: 169,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,690.46 : 235,446.39 = 122,868.06 : x
  2. Step 2: Convert to fraction form
    170,690.46/235,446.39 = 122,868.06/x
  3. Step 3: Cross multiply
    170,690.46x = 235,446.39 × 122,868.06
  4. Step 4: Simplify right side
    170,690.46x = 28,928,841,173.30
  5. Step 5: Solve for x
    x = 28,928,841,173.30/170,690.46
  6. Step 6: Final answer
    x = 169,481.30

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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.