Home / 69,807.96-96,334.38-37,976.85

Finding the Fourth Proportional to 69,807.96, 96,334.38 and 37,976.85

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Solution

The fourth proportional to 69,807.96, 96,334.38 and 37,976.85 is: 52,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,807.96 : 96,334.38 = 37,976.85 : x
  2. Step 2: Convert to fraction form
    69,807.96/96,334.38 = 37,976.85/x
  3. Step 3: Cross multiply
    69,807.96x = 96,334.38 × 37,976.85
  4. Step 4: Simplify right side
    69,807.96x = 3,658,476,299.10
  5. Step 5: Solve for x
    x = 3,658,476,299.10/69,807.96
  6. Step 6: Final answer
    x = 52,407.72

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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.