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Finding the Fourth Proportional to 111,083.72, 153,294.90 and 60,096.31

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Solution

The fourth proportional to 111,083.72, 153,294.90 and 60,096.31 is: 82,932.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,083.72 : 153,294.90 = 60,096.31 : x
  2. Step 2: Convert to fraction form
    111,083.72/153,294.90 = 60,096.31/x
  3. Step 3: Cross multiply
    111,083.72x = 153,294.90 × 60,096.31
  4. Step 4: Simplify right side
    111,083.72x = 9,212,457,223.22
  5. Step 5: Solve for x
    x = 9,212,457,223.22/111,083.72
  6. Step 6: Final answer
    x = 82,932.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.