Home / 181,664.94-272,515.96-69,439.60

Finding the Fourth Proportional to 181,664.94, 272,515.96 and 69,439.60

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Solution

The fourth proportional to 181,664.94, 272,515.96 and 69,439.60 is: 104,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,664.94 : 272,515.96 = 69,439.60 : x
  2. Step 2: Convert to fraction form
    181,664.94/272,515.96 = 69,439.60/x
  3. Step 3: Cross multiply
    181,664.94x = 272,515.96 × 69,439.60
  4. Step 4: Simplify right side
    181,664.94x = 18,923,399,256.02
  5. Step 5: Solve for x
    x = 18,923,399,256.02/181,664.94
  6. Step 6: Final answer
    x = 104,166.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.