Home / 190,029-262,249.74-114,582.36

Finding the Fourth Proportional to 190,029, 262,249.74 and 114,582.36

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Solution

The fourth proportional to 190,029, 262,249.74 and 114,582.36 is: 158,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,029 : 262,249.74 = 114,582.36 : x
  2. Step 2: Convert to fraction form
    190,029/262,249.74 = 114,582.36/x
  3. Step 3: Cross multiply
    190,029x = 262,249.74 × 114,582.36
  4. Step 4: Simplify right side
    190,029x = 30,049,194,118.59
  5. Step 5: Solve for x
    x = 30,049,194,118.59/190,029
  6. Step 6: Final answer
    x = 158,129.52

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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.