Home / 104,629.73-144,389.94-56,883.11

Finding the Fourth Proportional to 104,629.73, 144,389.94 and 56,883.11

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Solution

The fourth proportional to 104,629.73, 144,389.94 and 56,883.11 is: 78,499.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,629.73 : 144,389.94 = 56,883.11 : x
  2. Step 2: Convert to fraction form
    104,629.73/144,389.94 = 56,883.11/x
  3. Step 3: Cross multiply
    104,629.73x = 144,389.94 × 56,883.11
  4. Step 4: Simplify right side
    104,629.73x = 8,213,348,839.91
  5. Step 5: Solve for x
    x = 8,213,348,839.91/104,629.73
  6. Step 6: Final answer
    x = 78,499.19

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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.