Home / 76,005.50-104,896.44-63,236.16

Finding the Fourth Proportional to 76,005.50, 104,896.44 and 63,236.16

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Solution

The fourth proportional to 76,005.50, 104,896.44 and 63,236.16 is: 87,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,005.50 : 104,896.44 = 63,236.16 : x
  2. Step 2: Convert to fraction form
    76,005.50/104,896.44 = 63,236.16/x
  3. Step 3: Cross multiply
    76,005.50x = 104,896.44 × 63,236.16
  4. Step 4: Simplify right side
    76,005.50x = 6,633,248,063.27
  5. Step 5: Solve for x
    x = 6,633,248,063.27/76,005.50
  6. Step 6: Final answer
    x = 87,273.27

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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.