Home / 179,906.72-248,282.52-103,450.16

Finding the Fourth Proportional to 179,906.72, 248,282.52 and 103,450.16

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Solution

The fourth proportional to 179,906.72, 248,282.52 and 103,450.16 is: 142,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,906.72 : 248,282.52 = 103,450.16 : x
  2. Step 2: Convert to fraction form
    179,906.72/248,282.52 = 103,450.16/x
  3. Step 3: Cross multiply
    179,906.72x = 248,282.52 × 103,450.16
  4. Step 4: Simplify right side
    179,906.72x = 25,684,866,419.20
  5. Step 5: Solve for x
    x = 25,684,866,419.20/179,906.72
  6. Step 6: Final answer
    x = 142,767.69

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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.