Home / 35,419.96-53,121.43-10,453.26

Finding the Fourth Proportional to 35,419.96, 53,121.43 and 10,453.26

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Solution

The fourth proportional to 35,419.96, 53,121.43 and 10,453.26 is: 15,677.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,419.96 : 53,121.43 = 10,453.26 : x
  2. Step 2: Convert to fraction form
    35,419.96/53,121.43 = 10,453.26/x
  3. Step 3: Cross multiply
    35,419.96x = 53,121.43 × 10,453.26
  4. Step 4: Simplify right side
    35,419.96x = 555,292,119.36
  5. Step 5: Solve for x
    x = 555,292,119.36/35,419.96
  6. Step 6: Final answer
    x = 15,677.38

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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.