Home / 218,359.32-327,014.10-124,580.76

Finding the Fourth Proportional to 218,359.32, 327,014.10 and 124,580.76

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Solution

The fourth proportional to 218,359.32, 327,014.10 and 124,580.76 is: 186,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,359.32 : 327,014.10 = 124,580.76 : x
  2. Step 2: Convert to fraction form
    218,359.32/327,014.10 = 124,580.76/x
  3. Step 3: Cross multiply
    218,359.32x = 327,014.10 × 124,580.76
  4. Step 4: Simplify right side
    218,359.32x = 40,739,665,108.72
  5. Step 5: Solve for x
    x = 40,739,665,108.72/218,359.32
  6. Step 6: Final answer
    x = 186,571.68

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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.