Home / 52,703.26-79,054.47-21,516.64

Finding the Fourth Proportional to 52,703.26, 79,054.47 and 21,516.64

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Solution

The fourth proportional to 52,703.26, 79,054.47 and 21,516.64 is: 32,274.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,703.26 : 79,054.47 = 21,516.64 : x
  2. Step 2: Convert to fraction form
    52,703.26/79,054.47 = 21,516.64/x
  3. Step 3: Cross multiply
    52,703.26x = 79,054.47 × 21,516.64
  4. Step 4: Simplify right side
    52,703.26x = 1,700,986,571.38
  5. Step 5: Solve for x
    x = 1,700,986,571.38/52,703.26
  6. Step 6: Final answer
    x = 32,274.79

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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.