Home / 29,172.42-40,320.06-25,716.96

Finding the Fourth Proportional to 29,172.42, 40,320.06 and 25,716.96

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Solution

The fourth proportional to 29,172.42, 40,320.06 and 25,716.96 is: 35,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,172.42 : 40,320.06 = 25,716.96 : x
  2. Step 2: Convert to fraction form
    29,172.42/40,320.06 = 25,716.96/x
  3. Step 3: Cross multiply
    29,172.42x = 40,320.06 × 25,716.96
  4. Step 4: Simplify right side
    29,172.42x = 1,036,909,370.22
  5. Step 5: Solve for x
    x = 1,036,909,370.22/29,172.42
  6. Step 6: Final answer
    x = 35,544.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.