Home / 53,921.15-80,881.73-16,481.33

Finding the Fourth Proportional to 53,921.15, 80,881.73 and 16,481.33

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Solution

The fourth proportional to 53,921.15, 80,881.73 and 16,481.33 is: 24,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921.15 : 80,881.73 = 16,481.33 : x
  2. Step 2: Convert to fraction form
    53,921.15/80,881.73 = 16,481.33/x
  3. Step 3: Cross multiply
    53,921.15x = 80,881.73 × 16,481.33
  4. Step 4: Simplify right side
    53,921.15x = 1,333,038,483.10
  5. Step 5: Solve for x
    x = 1,333,038,483.10/53,921.15
  6. Step 6: Final answer
    x = 24,722.00

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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.