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Finding the Fourth Proportional to 117,008.82, 175,372.23 and 53,741.65

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Solution

The fourth proportional to 117,008.82, 175,372.23 and 53,741.65 is: 80,547.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008.82 : 175,372.23 = 53,741.65 : x
  2. Step 2: Convert to fraction form
    117,008.82/175,372.23 = 53,741.65/x
  3. Step 3: Cross multiply
    117,008.82x = 175,372.23 × 53,741.65
  4. Step 4: Simplify right side
    117,008.82x = 9,424,793,004.38
  5. Step 5: Solve for x
    x = 9,424,793,004.38/117,008.82
  6. Step 6: Final answer
    x = 80,547.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.