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Finding the Fourth Proportional to 153,665.56, 230,361.54 and 60,236.44

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Solution

The fourth proportional to 153,665.56, 230,361.54 and 60,236.44 is: 90,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,665.56 : 230,361.54 = 60,236.44 : x
  2. Step 2: Convert to fraction form
    153,665.56/230,361.54 = 60,236.44/x
  3. Step 3: Cross multiply
    153,665.56x = 230,361.54 × 60,236.44
  4. Step 4: Simplify right side
    153,665.56x = 13,876,159,082.52
  5. Step 5: Solve for x
    x = 13,876,159,082.52/153,665.56
  6. Step 6: Final answer
    x = 90,301.03

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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.