Home / 104,825.30-144,661.50-57,081.24

Finding the Fourth Proportional to 104,825.30, 144,661.50 and 57,081.24

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Solution

The fourth proportional to 104,825.30, 144,661.50 and 57,081.24 is: 78,773.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,825.30 : 144,661.50 = 57,081.24 : x
  2. Step 2: Convert to fraction form
    104,825.30/144,661.50 = 57,081.24/x
  3. Step 3: Cross multiply
    104,825.30x = 144,661.50 × 57,081.24
  4. Step 4: Simplify right side
    104,825.30x = 8,257,457,800.26
  5. Step 5: Solve for x
    x = 8,257,457,800.26/104,825.30
  6. Step 6: Final answer
    x = 78,773.52

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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.