Home / 53,716.08-80,574.60-22,118.64

Finding the Fourth Proportional to 53,716.08, 80,574.60 and 22,118.64

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Solution

The fourth proportional to 53,716.08, 80,574.60 and 22,118.64 is: 33,178.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,716.08 : 80,574.60 = 22,118.64 : x
  2. Step 2: Convert to fraction form
    53,716.08/80,574.60 = 22,118.64/x
  3. Step 3: Cross multiply
    53,716.08x = 80,574.60 × 22,118.64
  4. Step 4: Simplify right side
    53,716.08x = 1,782,200,570.54
  5. Step 5: Solve for x
    x = 1,782,200,570.54/53,716.08
  6. Step 6: Final answer
    x = 33,178.16

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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.