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Finding the Fourth Proportional to 114,551.73, 158,082.23 and 63,564.66

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Solution

The fourth proportional to 114,551.73, 158,082.23 and 63,564.66 is: 87,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,551.73 : 158,082.23 = 63,564.66 : x
  2. Step 2: Convert to fraction form
    114,551.73/158,082.23 = 63,564.66/x
  3. Step 3: Cross multiply
    114,551.73x = 158,082.23 × 63,564.66
  4. Step 4: Simplify right side
    114,551.73x = 10,048,443,201.99
  5. Step 5: Solve for x
    x = 10,048,443,201.99/114,551.73
  6. Step 6: Final answer
    x = 87,719.70

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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.