Home / 197,394.44-272,387.75-116,807.94

Finding the Fourth Proportional to 197,394.44, 272,387.75 and 116,807.94

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Solution

The fourth proportional to 197,394.44, 272,387.75 and 116,807.94 is: 161,185.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,394.44 : 272,387.75 = 116,807.94 : x
  2. Step 2: Convert to fraction form
    197,394.44/272,387.75 = 116,807.94/x
  3. Step 3: Cross multiply
    197,394.44x = 272,387.75 × 116,807.94
  4. Step 4: Simplify right side
    197,394.44x = 31,817,051,374.70
  5. Step 5: Solve for x
    x = 31,817,051,374.70/197,394.44
  6. Step 6: Final answer
    x = 161,185.15

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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.