Home / 171,257.16-236,382.42-99,651.06

Finding the Fourth Proportional to 171,257.16, 236,382.42 and 99,651.06

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Solution

The fourth proportional to 171,257.16, 236,382.42 and 99,651.06 is: 137,546.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,257.16 : 236,382.42 = 99,651.06 : x
  2. Step 2: Convert to fraction form
    171,257.16/236,382.42 = 99,651.06/x
  3. Step 3: Cross multiply
    171,257.16x = 236,382.42 × 99,651.06
  4. Step 4: Simplify right side
    171,257.16x = 23,555,758,718.37
  5. Step 5: Solve for x
    x = 23,555,758,718.37/171,257.16
  6. Step 6: Final answer
    x = 137,546.12

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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.