Home / 53,928.35-80,470.64-48,324.63

Finding the Fourth Proportional to 53,928.35, 80,470.64 and 48,324.63

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Solution

The fourth proportional to 53,928.35, 80,470.64 and 48,324.63 is: 72,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,928.35 : 80,470.64 = 48,324.63 : x
  2. Step 2: Convert to fraction form
    53,928.35/80,470.64 = 48,324.63/x
  3. Step 3: Cross multiply
    53,928.35x = 80,470.64 × 48,324.63
  4. Step 4: Simplify right side
    53,928.35x = 3,888,713,903.86
  5. Step 5: Solve for x
    x = 3,888,713,903.86/53,928.35
  6. Step 6: Final answer
    x = 72,108.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.