Home / 197,452.54-272,397.95-115,739.37

Finding the Fourth Proportional to 197,452.54, 272,397.95 and 115,739.37

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Solution

The fourth proportional to 197,452.54, 272,397.95 and 115,739.37 is: 159,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,452.54 : 272,397.95 = 115,739.37 : x
  2. Step 2: Convert to fraction form
    197,452.54/272,397.95 = 115,739.37/x
  3. Step 3: Cross multiply
    197,452.54x = 272,397.95 × 115,739.37
  4. Step 4: Simplify right side
    197,452.54x = 31,527,167,122.29
  5. Step 5: Solve for x
    x = 31,527,167,122.29/197,452.54
  6. Step 6: Final answer
    x = 159,669.60

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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.