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Finding the Fourth Proportional to 69,896.32, 95,914.40 and 63,560.32

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Solution

The fourth proportional to 69,896.32, 95,914.40 and 63,560.32 is: 87,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,896.32 : 95,914.40 = 63,560.32 : x
  2. Step 2: Convert to fraction form
    69,896.32/95,914.40 = 63,560.32/x
  3. Step 3: Cross multiply
    69,896.32x = 95,914.40 × 63,560.32
  4. Step 4: Simplify right side
    69,896.32x = 6,096,349,956.61
  5. Step 5: Solve for x
    x = 6,096,349,956.61/69,896.32
  6. Step 6: Final answer
    x = 87,219.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.