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Finding the Fourth Proportional to 104,674.65, 144,447.93 and 59,356.77

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Solution

The fourth proportional to 104,674.65, 144,447.93 and 59,356.77 is: 81,910.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,674.65 : 144,447.93 = 59,356.77 : x
  2. Step 2: Convert to fraction form
    104,674.65/144,447.93 = 59,356.77/x
  3. Step 3: Cross multiply
    104,674.65x = 144,447.93 × 59,356.77
  4. Step 4: Simplify right side
    104,674.65x = 8,573,962,557.99
  5. Step 5: Solve for x
    x = 8,573,962,557.99/104,674.65
  6. Step 6: Final answer
    x = 81,910.59

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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.