Home / 53,298.54-79,940.52-15,864.39

Finding the Fourth Proportional to 53,298.54, 79,940.52 and 15,864.39

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Solution

The fourth proportional to 53,298.54, 79,940.52 and 15,864.39 is: 23,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,298.54 : 79,940.52 = 15,864.39 : x
  2. Step 2: Convert to fraction form
    53,298.54/79,940.52 = 15,864.39/x
  3. Step 3: Cross multiply
    53,298.54x = 79,940.52 × 15,864.39
  4. Step 4: Simplify right side
    53,298.54x = 1,268,207,586.08
  5. Step 5: Solve for x
    x = 1,268,207,586.08/53,298.54
  6. Step 6: Final answer
    x = 23,794.42

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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.