Home / 197,539.83-272,647.76-124,896.60

Finding the Fourth Proportional to 197,539.83, 272,647.76 and 124,896.60

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Solution

The fourth proportional to 197,539.83, 272,647.76 and 124,896.60 is: 172,384.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,539.83 : 272,647.76 = 124,896.60 : x
  2. Step 2: Convert to fraction form
    197,539.83/272,647.76 = 124,896.60/x
  3. Step 3: Cross multiply
    197,539.83x = 272,647.76 × 124,896.60
  4. Step 4: Simplify right side
    197,539.83x = 34,052,777,597.13
  5. Step 5: Solve for x
    x = 34,052,777,597.13/197,539.83
  6. Step 6: Final answer
    x = 172,384.36

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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.