Home / 190,476.55-285,771.93-57,361.15

Finding the Fourth Proportional to 190,476.55, 285,771.93 and 57,361.15

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Solution

The fourth proportional to 190,476.55, 285,771.93 and 57,361.15 is: 86,058.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,476.55 : 285,771.93 = 57,361.15 : x
  2. Step 2: Convert to fraction form
    190,476.55/285,771.93 = 57,361.15/x
  3. Step 3: Cross multiply
    190,476.55x = 285,771.93 × 57,361.15
  4. Step 4: Simplify right side
    190,476.55x = 16,392,206,542.52
  5. Step 5: Solve for x
    x = 16,392,206,542.52/190,476.55
  6. Step 6: Final answer
    x = 86,058.92

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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.