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Finding the Fourth Proportional to 107,057.30, 160,643.55 and 44,734.10

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Solution

The fourth proportional to 107,057.30, 160,643.55 and 44,734.10 is: 67,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,057.30 : 160,643.55 = 44,734.10 : x
  2. Step 2: Convert to fraction form
    107,057.30/160,643.55 = 44,734.10/x
  3. Step 3: Cross multiply
    107,057.30x = 160,643.55 × 44,734.10
  4. Step 4: Simplify right side
    107,057.30x = 7,186,244,630.06
  5. Step 5: Solve for x
    x = 7,186,244,630.06/107,057.30
  6. Step 6: Final answer
    x = 67,125.22

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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.