Home / 190,188.81-285,241.91-57,033.32

Finding the Fourth Proportional to 190,188.81, 285,241.91 and 57,033.32

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Solution

The fourth proportional to 190,188.81, 285,241.91 and 57,033.32 is: 85,537.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,188.81 : 285,241.91 = 57,033.32 : x
  2. Step 2: Convert to fraction form
    190,188.81/285,241.91 = 57,033.32/x
  3. Step 3: Cross multiply
    190,188.81x = 285,241.91 × 57,033.32
  4. Step 4: Simplify right side
    190,188.81x = 16,268,291,419.07
  5. Step 5: Solve for x
    x = 16,268,291,419.07/190,188.81
  6. Step 6: Final answer
    x = 85,537.58

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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.