Home / 439,569.86-659,408.18-124,026.80

Finding the Fourth Proportional to 439,569.86, 659,408.18 and 124,026.80

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Solution

The fourth proportional to 439,569.86, 659,408.18 and 124,026.80 is: 186,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,569.86 : 659,408.18 = 124,026.80 : x
  2. Step 2: Convert to fraction form
    439,569.86/659,408.18 = 124,026.80/x
  3. Step 3: Cross multiply
    439,569.86x = 659,408.18 × 124,026.80
  4. Step 4: Simplify right side
    439,569.86x = 81,784,282,542.05
  5. Step 5: Solve for x
    x = 81,784,282,542.05/439,569.86
  6. Step 6: Final answer
    x = 186,055.26

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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.