Home / 69,375.81-95,658.81-51,252.76

Finding the Fourth Proportional to 69,375.81, 95,658.81 and 51,252.76

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Solution

The fourth proportional to 69,375.81, 95,658.81 and 51,252.76 is: 70,669.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,375.81 : 95,658.81 = 51,252.76 : x
  2. Step 2: Convert to fraction form
    69,375.81/95,658.81 = 51,252.76/x
  3. Step 3: Cross multiply
    69,375.81x = 95,658.81 × 51,252.76
  4. Step 4: Simplify right side
    69,375.81x = 4,902,777,983.87
  5. Step 5: Solve for x
    x = 4,902,777,983.87/69,375.81
  6. Step 6: Final answer
    x = 70,669.84

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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.