Home / 53,823.54-80,739.44-16,386.81

Finding the Fourth Proportional to 53,823.54, 80,739.44 and 16,386.81

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Solution

The fourth proportional to 53,823.54, 80,739.44 and 16,386.81 is: 24,581.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,823.54 : 80,739.44 = 16,386.81 : x
  2. Step 2: Convert to fraction form
    53,823.54/80,739.44 = 16,386.81/x
  3. Step 3: Cross multiply
    53,823.54x = 80,739.44 × 16,386.81
  4. Step 4: Simplify right side
    53,823.54x = 1,323,061,780.85
  5. Step 5: Solve for x
    x = 1,323,061,780.85/53,823.54
  6. Step 6: Final answer
    x = 24,581.47

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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.