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Finding the Fourth Proportional to 159,967.56, 240,096.78 and 85,150.29

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Solution

The fourth proportional to 159,967.56, 240,096.78 and 85,150.29 is: 127,802.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,967.56 : 240,096.78 = 85,150.29 : x
  2. Step 2: Convert to fraction form
    159,967.56/240,096.78 = 85,150.29/x
  3. Step 3: Cross multiply
    159,967.56x = 240,096.78 × 85,150.29
  4. Step 4: Simplify right side
    159,967.56x = 20,444,310,445.07
  5. Step 5: Solve for x
    x = 20,444,310,445.07/159,967.56
  6. Step 6: Final answer
    x = 127,802.85

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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.