Home / 69,599.03-96,045.32-39,383.80

Finding the Fourth Proportional to 69,599.03, 96,045.32 and 39,383.80

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Solution

The fourth proportional to 69,599.03, 96,045.32 and 39,383.80 is: 54,348.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,599.03 : 96,045.32 = 39,383.80 : x
  2. Step 2: Convert to fraction form
    69,599.03/96,045.32 = 39,383.80/x
  3. Step 3: Cross multiply
    69,599.03x = 96,045.32 × 39,383.80
  4. Step 4: Simplify right side
    69,599.03x = 3,782,628,996.67
  5. Step 5: Solve for x
    x = 3,782,628,996.67/69,599.03
  6. Step 6: Final answer
    x = 54,348.88

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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.