Home / 178,908.90-268,261.29-73,602.42

Finding the Fourth Proportional to 178,908.90, 268,261.29 and 73,602.42

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Solution

The fourth proportional to 178,908.90, 268,261.29 and 73,602.42 is: 110,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,908.90 : 268,261.29 = 73,602.42 : x
  2. Step 2: Convert to fraction form
    178,908.90/268,261.29 = 73,602.42/x
  3. Step 3: Cross multiply
    178,908.90x = 268,261.29 × 73,602.42
  4. Step 4: Simplify right side
    178,908.90x = 19,744,680,136.32
  5. Step 5: Solve for x
    x = 19,744,680,136.32/178,908.90
  6. Step 6: Final answer
    x = 110,361.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.