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Finding the Fourth Proportional to 117,048.87, 161,527.41 and 63,333.92

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Solution

The fourth proportional to 117,048.87, 161,527.41 and 63,333.92 is: 87,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,048.87 : 161,527.41 = 63,333.92 : x
  2. Step 2: Convert to fraction form
    117,048.87/161,527.41 = 63,333.92/x
  3. Step 3: Cross multiply
    117,048.87x = 161,527.41 × 63,333.92
  4. Step 4: Simplify right side
    117,048.87x = 10,230,163,255.11
  5. Step 5: Solve for x
    x = 10,230,163,255.11/117,048.87
  6. Step 6: Final answer
    x = 87,400.79

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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.