Home / 53,828.12-80,754.96-18,291.80

Finding the Fourth Proportional to 53,828.12, 80,754.96 and 18,291.80

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Solution

The fourth proportional to 53,828.12, 80,754.96 and 18,291.80 is: 27,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.12 : 80,754.96 = 18,291.80 : x
  2. Step 2: Convert to fraction form
    53,828.12/80,754.96 = 18,291.80/x
  3. Step 3: Cross multiply
    53,828.12x = 80,754.96 × 18,291.80
  4. Step 4: Simplify right side
    53,828.12x = 1,477,153,577.33
  5. Step 5: Solve for x
    x = 1,477,153,577.33/53,828.12
  6. Step 6: Final answer
    x = 27,442.04

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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.