Home / 48,525.82-72,788.31-13,465.48

Finding the Fourth Proportional to 48,525.82, 72,788.31 and 13,465.48

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Solution

The fourth proportional to 48,525.82, 72,788.31 and 13,465.48 is: 20,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,525.82 : 72,788.31 = 13,465.48 : x
  2. Step 2: Convert to fraction form
    48,525.82/72,788.31 = 13,465.48/x
  3. Step 3: Cross multiply
    48,525.82x = 72,788.31 × 13,465.48
  4. Step 4: Simplify right side
    48,525.82x = 980,129,532.54
  5. Step 5: Solve for x
    x = 980,129,532.54/48,525.82
  6. Step 6: Final answer
    x = 20,198.10

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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.