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Finding the Fourth Proportional to 104,554.56, 144,280.59 and 59,231.62

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Solution

The fourth proportional to 104,554.56, 144,280.59 and 59,231.62 is: 81,736.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,554.56 : 144,280.59 = 59,231.62 : x
  2. Step 2: Convert to fraction form
    104,554.56/144,280.59 = 59,231.62/x
  3. Step 3: Cross multiply
    104,554.56x = 144,280.59 × 59,231.62
  4. Step 4: Simplify right side
    104,554.56x = 8,545,973,080.26
  5. Step 5: Solve for x
    x = 8,545,973,080.26/104,554.56
  6. Step 6: Final answer
    x = 81,736.97

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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.