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Finding the Fourth Proportional to 163,080.44, 244,643.34 and 57,874.40

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Solution

The fourth proportional to 163,080.44, 244,643.34 and 57,874.40 is: 86,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,080.44 : 244,643.34 = 57,874.40 : x
  2. Step 2: Convert to fraction form
    163,080.44/244,643.34 = 57,874.40/x
  3. Step 3: Cross multiply
    163,080.44x = 244,643.34 × 57,874.40
  4. Step 4: Simplify right side
    163,080.44x = 14,158,586,516.50
  5. Step 5: Solve for x
    x = 14,158,586,516.50/163,080.44
  6. Step 6: Final answer
    x = 86,819.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.