Home / 439,787.26-659,622.57-124,268.77

Finding the Fourth Proportional to 439,787.26, 659,622.57 and 124,268.77

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Solution

The fourth proportional to 439,787.26, 659,622.57 and 124,268.77 is: 186,386.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,787.26 : 659,622.57 = 124,268.77 : x
  2. Step 2: Convert to fraction form
    439,787.26/659,622.57 = 124,268.77/x
  3. Step 3: Cross multiply
    439,787.26x = 659,622.57 × 124,268.77
  4. Step 4: Simplify right side
    439,787.26x = 81,970,485,438.14
  5. Step 5: Solve for x
    x = 81,970,485,438.14/439,787.26
  6. Step 6: Final answer
    x = 186,386.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.