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Finding the Fourth Proportional to 104,969.52, 144,852.71 and 59,641.52

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Solution

The fourth proportional to 104,969.52, 144,852.71 and 59,641.52 is: 82,302.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,969.52 : 144,852.71 = 59,641.52 : x
  2. Step 2: Convert to fraction form
    104,969.52/144,852.71 = 59,641.52/x
  3. Step 3: Cross multiply
    104,969.52x = 144,852.71 × 59,641.52
  4. Step 4: Simplify right side
    104,969.52x = 8,639,234,778.05
  5. Step 5: Solve for x
    x = 8,639,234,778.05/104,969.52
  6. Step 6: Final answer
    x = 82,302.32

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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.