Home / 178,828.84-246,692.80-136,313.56

Finding the Fourth Proportional to 178,828.84, 246,692.80 and 136,313.56

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Solution

The fourth proportional to 178,828.84, 246,692.80 and 136,313.56 is: 188,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,828.84 : 246,692.80 = 136,313.56 : x
  2. Step 2: Convert to fraction form
    178,828.84/246,692.80 = 136,313.56/x
  3. Step 3: Cross multiply
    178,828.84x = 246,692.80 × 136,313.56
  4. Step 4: Simplify right side
    178,828.84x = 33,627,573,794.37
  5. Step 5: Solve for x
    x = 33,627,573,794.37/178,828.84
  6. Step 6: Final answer
    x = 188,043.35

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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.