Home / 104,938.73-144,817.23-57,194.70

Finding the Fourth Proportional to 104,938.73, 144,817.23 and 57,194.70

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Solution

The fourth proportional to 104,938.73, 144,817.23 and 57,194.70 is: 78,929.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,938.73 : 144,817.23 = 57,194.70 : x
  2. Step 2: Convert to fraction form
    104,938.73/144,817.23 = 57,194.70/x
  3. Step 3: Cross multiply
    104,938.73x = 144,817.23 × 57,194.70
  4. Step 4: Simplify right side
    104,938.73x = 8,282,778,024.68
  5. Step 5: Solve for x
    x = 8,282,778,024.68/104,938.73
  6. Step 6: Final answer
    x = 78,929.66

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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.