Home / 168,066-231,931.08-92,614.50

Finding the Fourth Proportional to 168,066, 231,931.08 and 92,614.50

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Solution

The fourth proportional to 168,066, 231,931.08 and 92,614.50 is: 127,808.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,066 : 231,931.08 = 92,614.50 : x
  2. Step 2: Convert to fraction form
    168,066/231,931.08 = 92,614.50/x
  3. Step 3: Cross multiply
    168,066x = 231,931.08 × 92,614.50
  4. Step 4: Simplify right side
    168,066x = 21,480,181,008.66
  5. Step 5: Solve for x
    x = 21,480,181,008.66/168,066
  6. Step 6: Final answer
    x = 127,808.01

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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.