Home / 53,619.73-80,430.17-16,180.11

Finding the Fourth Proportional to 53,619.73, 80,430.17 and 16,180.11

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Solution

The fourth proportional to 53,619.73, 80,430.17 and 16,180.11 is: 24,270.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,619.73 : 80,430.17 = 16,180.11 : x
  2. Step 2: Convert to fraction form
    53,619.73/80,430.17 = 16,180.11/x
  3. Step 3: Cross multiply
    53,619.73x = 80,430.17 × 16,180.11
  4. Step 4: Simplify right side
    53,619.73x = 1,301,368,917.02
  5. Step 5: Solve for x
    x = 1,301,368,917.02/53,619.73
  6. Step 6: Final answer
    x = 24,270.34

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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.