Home / 439,384.82-659,077.26-158,836.46

Finding the Fourth Proportional to 439,384.82, 659,077.26 and 158,836.46

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Solution

The fourth proportional to 439,384.82, 659,077.26 and 158,836.46 is: 238,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,384.82 : 659,077.26 = 158,836.46 : x
  2. Step 2: Convert to fraction form
    439,384.82/659,077.26 = 158,836.46/x
  3. Step 3: Cross multiply
    439,384.82x = 659,077.26 × 158,836.46
  4. Step 4: Simplify right side
    439,384.82x = 104,685,498,844.90
  5. Step 5: Solve for x
    x = 104,685,498,844.90/439,384.82
  6. Step 6: Final answer
    x = 238,254.70

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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.