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Finding the Fourth Proportional to 161,092.60, 241,638.90 and 111,326.20

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Solution

The fourth proportional to 161,092.60, 241,638.90 and 111,326.20 is: 166,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,092.60 : 241,638.90 = 111,326.20 : x
  2. Step 2: Convert to fraction form
    161,092.60/241,638.90 = 111,326.20/x
  3. Step 3: Cross multiply
    161,092.60x = 241,638.90 × 111,326.20
  4. Step 4: Simplify right side
    161,092.60x = 26,900,740,509.18
  5. Step 5: Solve for x
    x = 26,900,740,509.18/161,092.60
  6. Step 6: Final answer
    x = 166,989.30

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1.5x scale

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.