Home / 313,499.44-432,631.77-170,260.51

Finding the Fourth Proportional to 313,499.44, 432,631.77 and 170,260.51

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Solution

The fourth proportional to 313,499.44, 432,631.77 and 170,260.51 is: 234,960.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,499.44 : 432,631.77 = 170,260.51 : x
  2. Step 2: Convert to fraction form
    313,499.44/432,631.77 = 170,260.51/x
  3. Step 3: Cross multiply
    313,499.44x = 432,631.77 × 170,260.51
  4. Step 4: Simplify right side
    313,499.44x = 73,660,104,295.17
  5. Step 5: Solve for x
    x = 73,660,104,295.17/313,499.44
  6. Step 6: Final answer
    x = 234,960.88

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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.