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Finding the Fourth Proportional to 117,266.54, 161,827.13 and 63,551.52

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Solution

The fourth proportional to 117,266.54, 161,827.13 and 63,551.52 is: 87,700.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,266.54 : 161,827.13 = 63,551.52 : x
  2. Step 2: Convert to fraction form
    117,266.54/161,827.13 = 63,551.52/x
  3. Step 3: Cross multiply
    117,266.54x = 161,827.13 × 63,551.52
  4. Step 4: Simplify right side
    117,266.54x = 10,284,360,247.62
  5. Step 5: Solve for x
    x = 10,284,360,247.62/117,266.54
  6. Step 6: Final answer
    x = 87,700.73

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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.