Home / 197,710.86-272,842.29-107,066.84

Finding the Fourth Proportional to 197,710.86, 272,842.29 and 107,066.84

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Solution

The fourth proportional to 197,710.86, 272,842.29 and 107,066.84 is: 147,752.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,710.86 : 272,842.29 = 107,066.84 : x
  2. Step 2: Convert to fraction form
    197,710.86/272,842.29 = 107,066.84/x
  3. Step 3: Cross multiply
    197,710.86x = 272,842.29 × 107,066.84
  4. Step 4: Simplify right side
    197,710.86x = 29,212,361,273.33
  5. Step 5: Solve for x
    x = 29,212,361,273.33/197,710.86
  6. Step 6: Final answer
    x = 147,752.94

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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.