Home / 190,476.75-262,860.87-104,443.59

Finding the Fourth Proportional to 190,476.75, 262,860.87 and 104,443.59

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Solution

The fourth proportional to 190,476.75, 262,860.87 and 104,443.59 is: 144,133.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,476.75 : 262,860.87 = 104,443.59 : x
  2. Step 2: Convert to fraction form
    190,476.75/262,860.87 = 104,443.59/x
  3. Step 3: Cross multiply
    190,476.75x = 262,860.87 × 104,443.59
  4. Step 4: Simplify right side
    190,476.75x = 27,454,132,933.32
  5. Step 5: Solve for x
    x = 27,454,132,933.32/190,476.75
  6. Step 6: Final answer
    x = 144,133.77

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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.