Home / 190,383.82-262,740.71-109,814.74

Finding the Fourth Proportional to 190,383.82, 262,740.71 and 109,814.74

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Solution

The fourth proportional to 190,383.82, 262,740.71 and 109,814.74 is: 151,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,383.82 : 262,740.71 = 109,814.74 : x
  2. Step 2: Convert to fraction form
    190,383.82/262,740.71 = 109,814.74/x
  3. Step 3: Cross multiply
    190,383.82x = 262,740.71 × 109,814.74
  4. Step 4: Simplify right side
    190,383.82x = 28,852,802,373.75
  5. Step 5: Solve for x
    x = 28,852,802,373.75/190,383.82
  6. Step 6: Final answer
    x = 151,550.71

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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.