Home / 165,605.43-248,445-60,424.37

Finding the Fourth Proportional to 165,605.43, 248,445 and 60,424.37

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Solution

The fourth proportional to 165,605.43, 248,445 and 60,424.37 is: 90,649.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,605.43 : 248,445 = 60,424.37 : x
  2. Step 2: Convert to fraction form
    165,605.43/248,445 = 60,424.37/x
  3. Step 3: Cross multiply
    165,605.43x = 248,445 × 60,424.37
  4. Step 4: Simplify right side
    165,605.43x = 15,012,131,362.43
  5. Step 5: Solve for x
    x = 15,012,131,362.43/165,605.43
  6. Step 6: Final answer
    x = 90,649.99

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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.