Home / 190,650.08-285,998.96-57,530.12

Finding the Fourth Proportional to 190,650.08, 285,998.96 and 57,530.12

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Solution

The fourth proportional to 190,650.08, 285,998.96 and 57,530.12 is: 86,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,650.08 : 285,998.96 = 57,530.12 : x
  2. Step 2: Convert to fraction form
    190,650.08/285,998.96 = 57,530.12/x
  3. Step 3: Cross multiply
    190,650.08x = 285,998.96 × 57,530.12
  4. Step 4: Simplify right side
    190,650.08x = 16,453,554,201.02
  5. Step 5: Solve for x
    x = 16,453,554,201.02/190,650.08
  6. Step 6: Final answer
    x = 86,302.37

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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.