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Finding the Fourth Proportional to 104,663.64, 144,439.64 and 59,960.28

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Solution

The fourth proportional to 104,663.64, 144,439.64 and 59,960.28 is: 82,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,663.64 : 144,439.64 = 59,960.28 : x
  2. Step 2: Convert to fraction form
    104,663.64/144,439.64 = 59,960.28/x
  3. Step 3: Cross multiply
    104,663.64x = 144,439.64 × 59,960.28
  4. Step 4: Simplify right side
    104,663.64x = 8,660,641,257.50
  5. Step 5: Solve for x
    x = 8,660,641,257.50/104,663.64
  6. Step 6: Final answer
    x = 82,747.37

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1.5x scale

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.