Home / 187,352.94-258,540.66-106,806.42

Finding the Fourth Proportional to 187,352.94, 258,540.66 and 106,806.42

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Solution

The fourth proportional to 187,352.94, 258,540.66 and 106,806.42 is: 147,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,352.94 : 258,540.66 = 106,806.42 : x
  2. Step 2: Convert to fraction form
    187,352.94/258,540.66 = 106,806.42/x
  3. Step 3: Cross multiply
    187,352.94x = 258,540.66 × 106,806.42
  4. Step 4: Simplify right side
    187,352.94x = 27,613,802,319.04
  5. Step 5: Solve for x
    x = 27,613,802,319.04/187,352.94
  6. Step 6: Final answer
    x = 147,389.21

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1.5x scale

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.