Home / 210,112.37-289,954.05-114,618.23

Finding the Fourth Proportional to 210,112.37, 289,954.05 and 114,618.23

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Solution

The fourth proportional to 210,112.37, 289,954.05 and 114,618.23 is: 158,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,112.37 : 289,954.05 = 114,618.23 : x
  2. Step 2: Convert to fraction form
    210,112.37/289,954.05 = 114,618.23/x
  3. Step 3: Cross multiply
    210,112.37x = 289,954.05 × 114,618.23
  4. Step 4: Simplify right side
    210,112.37x = 33,234,019,992.33
  5. Step 5: Solve for x
    x = 33,234,019,992.33/210,112.37
  6. Step 6: Final answer
    x = 158,172.60

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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.