Home / 53,923.88-80,928.12-37,399.88

Finding the Fourth Proportional to 53,923.88, 80,928.12 and 37,399.88

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Solution

The fourth proportional to 53,923.88, 80,928.12 and 37,399.88 is: 56,129.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,923.88 : 80,928.12 = 37,399.88 : x
  2. Step 2: Convert to fraction form
    53,923.88/80,928.12 = 37,399.88/x
  3. Step 3: Cross multiply
    53,923.88x = 80,928.12 × 37,399.88
  4. Step 4: Simplify right side
    53,923.88x = 3,026,701,976.63
  5. Step 5: Solve for x
    x = 3,026,701,976.63/53,923.88
  6. Step 6: Final answer
    x = 56,129.16

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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.