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Finding the Fourth Proportional to 156,759.98, 216,362.86 and 96,382.32

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Solution

The fourth proportional to 156,759.98, 216,362.86 and 96,382.32 is: 133,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,759.98 : 216,362.86 = 96,382.32 : x
  2. Step 2: Convert to fraction form
    156,759.98/216,362.86 = 96,382.32/x
  3. Step 3: Cross multiply
    156,759.98x = 216,362.86 × 96,382.32
  4. Step 4: Simplify right side
    156,759.98x = 20,853,554,408.64
  5. Step 5: Solve for x
    x = 20,853,554,408.64/156,759.98
  6. Step 6: Final answer
    x = 133,028.56

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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.