Home / 190,471.68-262,813.90-112,933.00

Finding the Fourth Proportional to 190,471.68, 262,813.90 and 112,933.00

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Solution

The fourth proportional to 190,471.68, 262,813.90 and 112,933.00 is: 155,825.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,471.68 : 262,813.90 = 112,933.00 : x
  2. Step 2: Convert to fraction form
    190,471.68/262,813.90 = 112,933.00/x
  3. Step 3: Cross multiply
    190,471.68x = 262,813.90 × 112,933.00
  4. Step 4: Simplify right side
    190,471.68x = 29,680,361,119.58
  5. Step 5: Solve for x
    x = 29,680,361,119.58/190,471.68
  6. Step 6: Final answer
    x = 155,825.59

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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.