Home / 69,219.34-95,515.05-39,003.91

Finding the Fourth Proportional to 69,219.34, 95,515.05 and 39,003.91

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Solution

The fourth proportional to 69,219.34, 95,515.05 and 39,003.91 is: 53,821.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,219.34 : 95,515.05 = 39,003.91 : x
  2. Step 2: Convert to fraction form
    69,219.34/95,515.05 = 39,003.91/x
  3. Step 3: Cross multiply
    69,219.34x = 95,515.05 × 39,003.91
  4. Step 4: Simplify right side
    69,219.34x = 3,725,459,936.27
  5. Step 5: Solve for x
    x = 3,725,459,936.27/69,219.34
  6. Step 6: Final answer
    x = 53,821.09

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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.