Home / 104,977.49-144,873.47-57,233.57

Finding the Fourth Proportional to 104,977.49, 144,873.47 and 57,233.57

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Solution

The fourth proportional to 104,977.49, 144,873.47 and 57,233.57 is: 78,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977.49 : 144,873.47 = 57,233.57 : x
  2. Step 2: Convert to fraction form
    104,977.49/144,873.47 = 57,233.57/x
  3. Step 3: Cross multiply
    104,977.49x = 144,873.47 × 57,233.57
  4. Step 4: Simplify right side
    104,977.49x = 8,291,625,305.10
  5. Step 5: Solve for x
    x = 8,291,625,305.10/104,977.49
  6. Step 6: Final answer
    x = 78,984.80

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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.