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Finding the Fourth Proportional to 104,410.81, 144,084.87 and 59,087.95

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Solution

The fourth proportional to 104,410.81, 144,084.87 and 59,087.95 is: 81,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,410.81 : 144,084.87 = 59,087.95 : x
  2. Step 2: Convert to fraction form
    104,410.81/144,084.87 = 59,087.95/x
  3. Step 3: Cross multiply
    104,410.81x = 144,084.87 × 59,087.95
  4. Step 4: Simplify right side
    104,410.81x = 8,513,679,594.32
  5. Step 5: Solve for x
    x = 8,513,679,594.32/104,410.81
  6. Step 6: Final answer
    x = 81,540.21

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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.