Home / 188,611.16-260,284.46-102,571.14

Finding the Fourth Proportional to 188,611.16, 260,284.46 and 102,571.14

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Solution

The fourth proportional to 188,611.16, 260,284.46 and 102,571.14 is: 141,548.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,611.16 : 260,284.46 = 102,571.14 : x
  2. Step 2: Convert to fraction form
    188,611.16/260,284.46 = 102,571.14/x
  3. Step 3: Cross multiply
    188,611.16x = 260,284.46 × 102,571.14
  4. Step 4: Simplify right side
    188,611.16x = 26,697,673,273.63
  5. Step 5: Solve for x
    x = 26,697,673,273.63/188,611.16
  6. Step 6: Final answer
    x = 141,548.75

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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.