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Finding the Fourth Proportional to 104,373.63, 144,042.71 and 59,051.57

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Solution

The fourth proportional to 104,373.63, 144,042.71 and 59,051.57 is: 81,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,373.63 : 144,042.71 = 59,051.57 : x
  2. Step 2: Convert to fraction form
    104,373.63/144,042.71 = 59,051.57/x
  3. Step 3: Cross multiply
    104,373.63x = 144,042.71 × 59,051.57
  4. Step 4: Simplify right side
    104,373.63x = 8,505,947,157.08
  5. Step 5: Solve for x
    x = 8,505,947,157.08/104,373.63
  6. Step 6: Final answer
    x = 81,495.17

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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.