Home / 53,739.15-80,623.45-16,300.44

Finding the Fourth Proportional to 53,739.15, 80,623.45 and 16,300.44

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Solution

The fourth proportional to 53,739.15, 80,623.45 and 16,300.44 is: 24,455.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,739.15 : 80,623.45 = 16,300.44 : x
  2. Step 2: Convert to fraction form
    53,739.15/80,623.45 = 16,300.44/x
  3. Step 3: Cross multiply
    53,739.15x = 80,623.45 × 16,300.44
  4. Step 4: Simplify right side
    53,739.15x = 1,314,197,729.69
  5. Step 5: Solve for x
    x = 1,314,197,729.69/53,739.15
  6. Step 6: Final answer
    x = 24,455.13

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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.