Home / 104,989.60-144,879.37-59,661.29

Finding the Fourth Proportional to 104,989.60, 144,879.37 and 59,661.29

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Solution

The fourth proportional to 104,989.60, 144,879.37 and 59,661.29 is: 82,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,989.60 : 144,879.37 = 59,661.29 : x
  2. Step 2: Convert to fraction form
    104,989.60/144,879.37 = 59,661.29/x
  3. Step 3: Cross multiply
    104,989.60x = 144,879.37 × 59,661.29
  4. Step 4: Simplify right side
    104,989.60x = 8,643,690,321.63
  5. Step 5: Solve for x
    x = 8,643,690,321.63/104,989.60
  6. Step 6: Final answer
    x = 82,329.01

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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.