Home / 69,012.21-95,240.23-38,807.04

Finding the Fourth Proportional to 69,012.21, 95,240.23 and 38,807.04

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Solution

The fourth proportional to 69,012.21, 95,240.23 and 38,807.04 is: 53,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,012.21 : 95,240.23 = 38,807.04 : x
  2. Step 2: Convert to fraction form
    69,012.21/95,240.23 = 38,807.04/x
  3. Step 3: Cross multiply
    69,012.21x = 95,240.23 × 38,807.04
  4. Step 4: Simplify right side
    69,012.21x = 3,695,991,318.20
  5. Step 5: Solve for x
    x = 3,695,991,318.20/69,012.21
  6. Step 6: Final answer
    x = 53,555.61

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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.