Home / 313,216.36-432,238.86-169,976.41

Finding the Fourth Proportional to 313,216.36, 432,238.86 and 169,976.41

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Solution

The fourth proportional to 313,216.36, 432,238.86 and 169,976.41 is: 234,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,216.36 : 432,238.86 = 169,976.41 : x
  2. Step 2: Convert to fraction form
    313,216.36/432,238.86 = 169,976.41/x
  3. Step 3: Cross multiply
    313,216.36x = 432,238.86 × 169,976.41
  4. Step 4: Simplify right side
    313,216.36x = 73,470,408,604.70
  5. Step 5: Solve for x
    x = 73,470,408,604.70/313,216.36
  6. Step 6: Final answer
    x = 234,567.60

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1.5x scale

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.