Home / 178,548.75-267,812.10-73,365.03

Finding the Fourth Proportional to 178,548.75, 267,812.10 and 73,365.03

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Solution

The fourth proportional to 178,548.75, 267,812.10 and 73,365.03 is: 110,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,548.75 : 267,812.10 = 73,365.03 : x
  2. Step 2: Convert to fraction form
    178,548.75/267,812.10 = 73,365.03/x
  3. Step 3: Cross multiply
    178,548.75x = 267,812.10 × 73,365.03
  4. Step 4: Simplify right side
    178,548.75x = 19,648,042,750.86
  5. Step 5: Solve for x
    x = 19,648,042,750.86/178,548.75
  6. Step 6: Final answer
    x = 110,043.01

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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.