Home / 53,708.86-80,557.62-14,269.96

Finding the Fourth Proportional to 53,708.86, 80,557.62 and 14,269.96

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Solution

The fourth proportional to 53,708.86, 80,557.62 and 14,269.96 is: 21,403.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,708.86 : 80,557.62 = 14,269.96 : x
  2. Step 2: Convert to fraction form
    53,708.86/80,557.62 = 14,269.96/x
  3. Step 3: Cross multiply
    53,708.86x = 80,557.62 × 14,269.96
  4. Step 4: Simplify right side
    53,708.86x = 1,149,554,015.10
  5. Step 5: Solve for x
    x = 1,149,554,015.10/53,708.86
  6. Step 6: Final answer
    x = 21,403.43

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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.