Home / 53,844.40-80,775.84-20,567.44

Finding the Fourth Proportional to 53,844.40, 80,775.84 and 20,567.44

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Solution

The fourth proportional to 53,844.40, 80,775.84 and 20,567.44 is: 30,854.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,844.40 : 80,775.84 = 20,567.44 : x
  2. Step 2: Convert to fraction form
    53,844.40/80,775.84 = 20,567.44/x
  3. Step 3: Cross multiply
    53,844.40x = 80,775.84 × 20,567.44
  4. Step 4: Simplify right side
    53,844.40x = 1,661,352,242.65
  5. Step 5: Solve for x
    x = 1,661,352,242.65/53,844.40
  6. Step 6: Final answer
    x = 30,854.69

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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.