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Finding the Fourth Proportional to 69,571.01, 96,008.02 and 39,355.68

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Solution

The fourth proportional to 69,571.01, 96,008.02 and 39,355.68 is: 54,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,571.01 : 96,008.02 = 39,355.68 : x
  2. Step 2: Convert to fraction form
    69,571.01/96,008.02 = 39,355.68/x
  3. Step 3: Cross multiply
    69,571.01x = 96,008.02 × 39,355.68
  4. Step 4: Simplify right side
    69,571.01x = 3,778,460,814.16
  5. Step 5: Solve for x
    x = 3,778,460,814.16/69,571.01
  6. Step 6: Final answer
    x = 54,310.86

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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.