Home / 188,997.18-260,816.06-104,114.22

Finding the Fourth Proportional to 188,997.18, 260,816.06 and 104,114.22

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Solution

The fourth proportional to 188,997.18, 260,816.06 and 104,114.22 is: 143,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,997.18 : 260,816.06 = 104,114.22 : x
  2. Step 2: Convert to fraction form
    188,997.18/260,816.06 = 104,114.22/x
  3. Step 3: Cross multiply
    188,997.18x = 260,816.06 × 104,114.22
  4. Step 4: Simplify right side
    188,997.18x = 27,154,660,129.80
  5. Step 5: Solve for x
    x = 27,154,660,129.80/188,997.18
  6. Step 6: Final answer
    x = 143,677.59

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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.