Home / 481,112.50-721,829.08-161,295.98

Finding the Fourth Proportional to 481,112.50, 721,829.08 and 161,295.98

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Solution

The fourth proportional to 481,112.50, 721,829.08 and 161,295.98 is: 241,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,112.50 : 721,829.08 = 161,295.98 : x
  2. Step 2: Convert to fraction form
    481,112.50/721,829.08 = 161,295.98/x
  3. Step 3: Cross multiply
    481,112.50x = 721,829.08 × 161,295.98
  4. Step 4: Simplify right side
    481,112.50x = 116,428,128,851.10
  5. Step 5: Solve for x
    x = 116,428,128,851.10/481,112.50
  6. Step 6: Final answer
    x = 241,997.72

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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.