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Finding the Fourth Proportional to 163,854.46, 245,531.31 and 110,348.60

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Solution

The fourth proportional to 163,854.46, 245,531.31 and 110,348.60 is: 165,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,854.46 : 245,531.31 = 110,348.60 : x
  2. Step 2: Convert to fraction form
    163,854.46/245,531.31 = 110,348.60/x
  3. Step 3: Cross multiply
    163,854.46x = 245,531.31 × 110,348.60
  4. Step 4: Simplify right side
    163,854.46x = 27,094,035,362.88
  5. Step 5: Solve for x
    x = 27,094,035,362.88/163,854.46
  6. Step 6: Final answer
    x = 165,354.27

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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.