Home / 268,617.04-401,931.72-162,062.80

Finding the Fourth Proportional to 268,617.04, 401,931.72 and 162,062.80

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Solution

The fourth proportional to 268,617.04, 401,931.72 and 162,062.80 is: 242,494.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,617.04 : 401,931.72 = 162,062.80 : x
  2. Step 2: Convert to fraction form
    268,617.04/401,931.72 = 162,062.80/x
  3. Step 3: Cross multiply
    268,617.04x = 401,931.72 × 162,062.80
  4. Step 4: Simplify right side
    268,617.04x = 65,138,179,952.02
  5. Step 5: Solve for x
    x = 65,138,179,952.02/268,617.04
  6. Step 6: Final answer
    x = 242,494.59

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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.