Home / 107,606.31-161,403.23-41,053.16

Finding the Fourth Proportional to 107,606.31, 161,403.23 and 41,053.16

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Solution

The fourth proportional to 107,606.31, 161,403.23 and 41,053.16 is: 61,577.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,606.31 : 161,403.23 = 41,053.16 : x
  2. Step 2: Convert to fraction form
    107,606.31/161,403.23 = 41,053.16/x
  3. Step 3: Cross multiply
    107,606.31x = 161,403.23 × 41,053.16
  4. Step 4: Simplify right side
    107,606.31x = 6,626,113,131.85
  5. Step 5: Solve for x
    x = 6,626,113,131.85/107,606.31
  6. Step 6: Final answer
    x = 61,577.37

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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.