Home / 144,832.63-199,877.25-81,174.54

Finding the Fourth Proportional to 144,832.63, 199,877.25 and 81,174.54

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Solution

The fourth proportional to 144,832.63, 199,877.25 and 81,174.54 is: 112,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,832.63 : 199,877.25 = 81,174.54 : x
  2. Step 2: Convert to fraction form
    144,832.63/199,877.25 = 81,174.54/x
  3. Step 3: Cross multiply
    144,832.63x = 199,877.25 × 81,174.54
  4. Step 4: Simplify right side
    144,832.63x = 16,224,942,825.83
  5. Step 5: Solve for x
    x = 16,224,942,825.83/144,832.63
  6. Step 6: Final answer
    x = 112,025.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.