Home / 439,137.60-658,706.63-123,594.51

Finding the Fourth Proportional to 439,137.60, 658,706.63 and 123,594.51

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Solution

The fourth proportional to 439,137.60, 658,706.63 and 123,594.51 is: 185,391.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,137.60 : 658,706.63 = 123,594.51 : x
  2. Step 2: Convert to fraction form
    439,137.60/658,706.63 = 123,594.51/x
  3. Step 3: Cross multiply
    439,137.60x = 658,706.63 × 123,594.51
  4. Step 4: Simplify right side
    439,137.60x = 81,412,522,010.77
  5. Step 5: Solve for x
    x = 81,412,522,010.77/439,137.60
  6. Step 6: Final answer
    x = 185,391.83

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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.