Home / 170,986.16-236,073.75-106,548.95

Finding the Fourth Proportional to 170,986.16, 236,073.75 and 106,548.95

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Solution

The fourth proportional to 170,986.16, 236,073.75 and 106,548.95 is: 147,107.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,986.16 : 236,073.75 = 106,548.95 : x
  2. Step 2: Convert to fraction form
    170,986.16/236,073.75 = 106,548.95/x
  3. Step 3: Cross multiply
    170,986.16x = 236,073.75 × 106,548.95
  4. Step 4: Simplify right side
    170,986.16x = 25,153,410,185.06
  5. Step 5: Solve for x
    x = 25,153,410,185.06/170,986.16
  6. Step 6: Final answer
    x = 147,107.87

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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.