Home / 69,996.27-96,592.44-39,781.06

Finding the Fourth Proportional to 69,996.27, 96,592.44 and 39,781.06

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Solution

The fourth proportional to 69,996.27, 96,592.44 and 39,781.06 is: 54,896.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,996.27 : 96,592.44 = 39,781.06 : x
  2. Step 2: Convert to fraction form
    69,996.27/96,592.44 = 39,781.06/x
  3. Step 3: Cross multiply
    69,996.27x = 96,592.44 × 39,781.06
  4. Step 4: Simplify right side
    69,996.27x = 3,842,549,651.19
  5. Step 5: Solve for x
    x = 3,842,549,651.19/69,996.27
  6. Step 6: Final answer
    x = 54,896.49

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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.