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Finding the Fourth Proportional to 116,464.55, 174,696.73 and 37,578.78

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Solution

The fourth proportional to 116,464.55, 174,696.73 and 37,578.78 is: 56,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,464.55 : 174,696.73 = 37,578.78 : x
  2. Step 2: Convert to fraction form
    116,464.55/174,696.73 = 37,578.78/x
  3. Step 3: Cross multiply
    116,464.55x = 174,696.73 × 37,578.78
  4. Step 4: Simplify right side
    116,464.55x = 6,564,889,889.44
  5. Step 5: Solve for x
    x = 6,564,889,889.44/116,464.55
  6. Step 6: Final answer
    x = 56,368.14

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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.