Home / 53,795.88-80,716.23-28,829.52

Finding the Fourth Proportional to 53,795.88, 80,716.23 and 28,829.52

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Solution

The fourth proportional to 53,795.88, 80,716.23 and 28,829.52 is: 43,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,795.88 : 80,716.23 = 28,829.52 : x
  2. Step 2: Convert to fraction form
    53,795.88/80,716.23 = 28,829.52/x
  3. Step 3: Cross multiply
    53,795.88x = 80,716.23 × 28,829.52
  4. Step 4: Simplify right side
    53,795.88x = 2,327,010,167.11
  5. Step 5: Solve for x
    x = 2,327,010,167.11/53,795.88
  6. Step 6: Final answer
    x = 43,256.29

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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.