Home / 190,189.31-285,242.66-57,033.82

Finding the Fourth Proportional to 190,189.31, 285,242.66 and 57,033.82

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Solution

The fourth proportional to 190,189.31, 285,242.66 and 57,033.82 is: 85,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,189.31 : 285,242.66 = 57,033.82 : x
  2. Step 2: Convert to fraction form
    190,189.31/285,242.66 = 57,033.82/x
  3. Step 3: Cross multiply
    190,189.31x = 285,242.66 × 57,033.82
  4. Step 4: Simplify right side
    190,189.31x = 16,268,476,815.38
  5. Step 5: Solve for x
    x = 16,268,476,815.38/190,189.31
  6. Step 6: Final answer
    x = 85,538.33

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1.5x scale

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.