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Finding the Fourth Proportional to 163,841.56, 245,821.50 and 57,241.24

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Solution

The fourth proportional to 163,841.56, 245,821.50 and 57,241.24 is: 85,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,841.56 : 245,821.50 = 57,241.24 : x
  2. Step 2: Convert to fraction form
    163,841.56/245,821.50 = 57,241.24/x
  3. Step 3: Cross multiply
    163,841.56x = 245,821.50 × 57,241.24
  4. Step 4: Simplify right side
    163,841.56x = 14,071,127,478.66
  5. Step 5: Solve for x
    x = 14,071,127,478.66/163,841.56
  6. Step 6: Final answer
    x = 85,882.53

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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.