Home / 104,927.67-144,800.37-57,181.02

Finding the Fourth Proportional to 104,927.67, 144,800.37 and 57,181.02

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Solution

The fourth proportional to 104,927.67, 144,800.37 and 57,181.02 is: 78,909.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,927.67 : 144,800.37 = 57,181.02 : x
  2. Step 2: Convert to fraction form
    104,927.67/144,800.37 = 57,181.02/x
  3. Step 3: Cross multiply
    104,927.67x = 144,800.37 × 57,181.02
  4. Step 4: Simplify right side
    104,927.67x = 8,279,832,852.98
  5. Step 5: Solve for x
    x = 8,279,832,852.98/104,927.67
  6. Step 6: Final answer
    x = 78,909.91

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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.