Home / 185,723.24-256,303.32-109,247.90

Finding the Fourth Proportional to 185,723.24, 256,303.32 and 109,247.90

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Solution

The fourth proportional to 185,723.24, 256,303.32 and 109,247.90 is: 150,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,723.24 : 256,303.32 = 109,247.90 : x
  2. Step 2: Convert to fraction form
    185,723.24/256,303.32 = 109,247.90/x
  3. Step 3: Cross multiply
    185,723.24x = 256,303.32 × 109,247.90
  4. Step 4: Simplify right side
    185,723.24x = 28,000,599,473.03
  5. Step 5: Solve for x
    x = 28,000,599,473.03/185,723.24
  6. Step 6: Final answer
    x = 150,765.19

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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.