Home / 190,777.08-286,208.82-101,983.80

Finding the Fourth Proportional to 190,777.08, 286,208.82 and 101,983.80

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Solution

The fourth proportional to 190,777.08, 286,208.82 and 101,983.80 is: 152,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,777.08 : 286,208.82 = 101,983.80 : x
  2. Step 2: Convert to fraction form
    190,777.08/286,208.82 = 101,983.80/x
  3. Step 3: Cross multiply
    190,777.08x = 286,208.82 × 101,983.80
  4. Step 4: Simplify right side
    190,777.08x = 29,188,663,057.12
  5. Step 5: Solve for x
    x = 29,188,663,057.12/190,777.08
  6. Step 6: Final answer
    x = 152,998.79

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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.