Home / 190,361.41-285,559.74-62,278.40

Finding the Fourth Proportional to 190,361.41, 285,559.74 and 62,278.40

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Solution

The fourth proportional to 190,361.41, 285,559.74 and 62,278.40 is: 93,423.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,361.41 : 285,559.74 = 62,278.40 : x
  2. Step 2: Convert to fraction form
    190,361.41/285,559.74 = 62,278.40/x
  3. Step 3: Cross multiply
    190,361.41x = 285,559.74 × 62,278.40
  4. Step 4: Simplify right side
    190,361.41x = 17,784,203,711.62
  5. Step 5: Solve for x
    x = 17,784,203,711.62/190,361.41
  6. Step 6: Final answer
    x = 93,423.37

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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.