Home / 53,465.86-80,162.34-27,119.80

Finding the Fourth Proportional to 53,465.86, 80,162.34 and 27,119.80

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Solution

The fourth proportional to 53,465.86, 80,162.34 and 27,119.80 is: 40,661.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,465.86 : 80,162.34 = 27,119.80 : x
  2. Step 2: Convert to fraction form
    53,465.86/80,162.34 = 27,119.80/x
  3. Step 3: Cross multiply
    53,465.86x = 80,162.34 × 27,119.80
  4. Step 4: Simplify right side
    53,465.86x = 2,173,986,526.63
  5. Step 5: Solve for x
    x = 2,173,986,526.63/53,465.86
  6. Step 6: Final answer
    x = 40,661.21

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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.