Home / 48,629.18-72,976.59-19,043.33

Finding the Fourth Proportional to 48,629.18, 72,976.59 and 19,043.33

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Solution

The fourth proportional to 48,629.18, 72,976.59 and 19,043.33 is: 28,577.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,629.18 : 72,976.59 = 19,043.33 : x
  2. Step 2: Convert to fraction form
    48,629.18/72,976.59 = 19,043.33/x
  3. Step 3: Cross multiply
    48,629.18x = 72,976.59 × 19,043.33
  4. Step 4: Simplify right side
    48,629.18x = 1,389,716,920.76
  5. Step 5: Solve for x
    x = 1,389,716,920.76/48,629.18
  6. Step 6: Final answer
    x = 28,577.84

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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.