Home / 218,473.36-327,617.28-92,170.24

Finding the Fourth Proportional to 218,473.36, 327,617.28 and 92,170.24

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Solution

The fourth proportional to 218,473.36, 327,617.28 and 92,170.24 is: 138,216.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,473.36 : 327,617.28 = 92,170.24 : x
  2. Step 2: Convert to fraction form
    218,473.36/327,617.28 = 92,170.24/x
  3. Step 3: Cross multiply
    218,473.36x = 327,617.28 × 92,170.24
  4. Step 4: Simplify right side
    218,473.36x = 30,196,563,325.75
  5. Step 5: Solve for x
    x = 30,196,563,325.75/218,473.36
  6. Step 6: Final answer
    x = 138,216.23

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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.