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Finding the Fourth Proportional to 216,227.56, 324,381.66 and 83,102.44

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Solution

The fourth proportional to 216,227.56, 324,381.66 and 83,102.44 is: 124,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,227.56 : 324,381.66 = 83,102.44 : x
  2. Step 2: Convert to fraction form
    216,227.56/324,381.66 = 83,102.44/x
  3. Step 3: Cross multiply
    216,227.56x = 324,381.66 × 83,102.44
  4. Step 4: Simplify right side
    216,227.56x = 26,956,907,437.25
  5. Step 5: Solve for x
    x = 26,956,907,437.25/216,227.56
  6. Step 6: Final answer
    x = 124,669.16

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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.