Home / 56,768.38-78,332.97-32,889.94

Finding the Fourth Proportional to 56,768.38, 78,332.97 and 32,889.94

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Solution

The fourth proportional to 56,768.38, 78,332.97 and 32,889.94 is: 45,383.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,768.38 : 78,332.97 = 32,889.94 : x
  2. Step 2: Convert to fraction form
    56,768.38/78,332.97 = 32,889.94/x
  3. Step 3: Cross multiply
    56,768.38x = 78,332.97 × 32,889.94
  4. Step 4: Simplify right side
    56,768.38x = 2,576,366,683.32
  5. Step 5: Solve for x
    x = 2,576,366,683.32/56,768.38
  6. Step 6: Final answer
    x = 45,383.83

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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.