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Finding the Fourth Proportional to 197,605.74, 272,701.17 and 117,051.24

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Solution

The fourth proportional to 197,605.74, 272,701.17 and 117,051.24 is: 161,533.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,605.74 : 272,701.17 = 117,051.24 : x
  2. Step 2: Convert to fraction form
    197,605.74/272,701.17 = 117,051.24/x
  3. Step 3: Cross multiply
    197,605.74x = 272,701.17 × 117,051.24
  4. Step 4: Simplify right side
    197,605.74x = 31,920,010,097.95
  5. Step 5: Solve for x
    x = 31,920,010,097.95/197,605.74
  6. Step 6: Final answer
    x = 161,533.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.