Home / 70,156.54-96,896.76-51,121.44

Finding the Fourth Proportional to 70,156.54, 96,896.76 and 51,121.44

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Solution

The fourth proportional to 70,156.54, 96,896.76 and 51,121.44 is: 70,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,156.54 : 96,896.76 = 51,121.44 : x
  2. Step 2: Convert to fraction form
    70,156.54/96,896.76 = 51,121.44/x
  3. Step 3: Cross multiply
    70,156.54x = 96,896.76 × 51,121.44
  4. Step 4: Simplify right side
    70,156.54x = 4,953,501,902.53
  5. Step 5: Solve for x
    x = 4,953,501,902.53/70,156.54
  6. Step 6: Final answer
    x = 70,606.42

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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.