Home / 313,239.24-432,195.27-190,730.18

Finding the Fourth Proportional to 313,239.24, 432,195.27 and 190,730.18

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Solution

The fourth proportional to 313,239.24, 432,195.27 and 190,730.18 is: 263,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,239.24 : 432,195.27 = 190,730.18 : x
  2. Step 2: Convert to fraction form
    313,239.24/432,195.27 = 190,730.18/x
  3. Step 3: Cross multiply
    313,239.24x = 432,195.27 × 190,730.18
  4. Step 4: Simplify right side
    313,239.24x = 82,432,682,007.50
  5. Step 5: Solve for x
    x = 82,432,682,007.50/313,239.24
  6. Step 6: Final answer
    x = 263,162.05

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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.