Home / 178,996.88-246,768.60-142,821.18

Finding the Fourth Proportional to 178,996.88, 246,768.60 and 142,821.18

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Solution

The fourth proportional to 178,996.88, 246,768.60 and 142,821.18 is: 196,896.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,996.88 : 246,768.60 = 142,821.18 : x
  2. Step 2: Convert to fraction form
    178,996.88/246,768.60 = 142,821.18/x
  3. Step 3: Cross multiply
    178,996.88x = 246,768.60 × 142,821.18
  4. Step 4: Simplify right side
    178,996.88x = 35,243,782,638.95
  5. Step 5: Solve for x
    x = 35,243,782,638.95/178,996.88
  6. Step 6: Final answer
    x = 196,896.07

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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.