Home / 35,965.45-53,853.66-28,908.01

Finding the Fourth Proportional to 35,965.45, 53,853.66 and 28,908.01

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Solution

The fourth proportional to 35,965.45, 53,853.66 and 28,908.01 is: 43,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,965.45 : 53,853.66 = 28,908.01 : x
  2. Step 2: Convert to fraction form
    35,965.45/53,853.66 = 28,908.01/x
  3. Step 3: Cross multiply
    35,965.45x = 53,853.66 × 28,908.01
  4. Step 4: Simplify right side
    35,965.45x = 1,556,802,141.82
  5. Step 5: Solve for x
    x = 1,556,802,141.82/35,965.45
  6. Step 6: Final answer
    x = 43,286.05

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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.