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Finding the Fourth Proportional to 69,805.77, 96,333.63 and 39,593.13

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Solution

The fourth proportional to 69,805.77, 96,333.63 and 39,593.13 is: 54,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,805.77 : 96,333.63 = 39,593.13 : x
  2. Step 2: Convert to fraction form
    69,805.77/96,333.63 = 39,593.13/x
  3. Step 3: Cross multiply
    69,805.77x = 96,333.63 × 39,593.13
  4. Step 4: Simplify right side
    69,805.77x = 3,814,149,808.53
  5. Step 5: Solve for x
    x = 3,814,149,808.53/69,805.77
  6. Step 6: Final answer
    x = 54,639.46

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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.