Home / 190,881.92-286,249.86-62,768.36

Finding the Fourth Proportional to 190,881.92, 286,249.86 and 62,768.36

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Solution

The fourth proportional to 190,881.92, 286,249.86 and 62,768.36 is: 94,128.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,881.92 : 286,249.86 = 62,768.36 : x
  2. Step 2: Convert to fraction form
    190,881.92/286,249.86 = 62,768.36/x
  3. Step 3: Cross multiply
    190,881.92x = 286,249.86 × 62,768.36
  4. Step 4: Simplify right side
    190,881.92x = 17,967,434,262.43
  5. Step 5: Solve for x
    x = 17,967,434,262.43/190,881.92
  6. Step 6: Final answer
    x = 94,128.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.