Home / 239,536.84-330,257.56-157,852.39

Finding the Fourth Proportional to 239,536.84, 330,257.56 and 157,852.39

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Solution

The fourth proportional to 239,536.84, 330,257.56 and 157,852.39 is: 217,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,536.84 : 330,257.56 = 157,852.39 : x
  2. Step 2: Convert to fraction form
    239,536.84/330,257.56 = 157,852.39/x
  3. Step 3: Cross multiply
    239,536.84x = 330,257.56 × 157,852.39
  4. Step 4: Simplify right side
    239,536.84x = 52,131,945,161.57
  5. Step 5: Solve for x
    x = 52,131,945,161.57/239,536.84
  6. Step 6: Final answer
    x = 217,636.44

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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.