Home / 214,527.63-321,895.13-88,261.05

Finding the Fourth Proportional to 214,527.63, 321,895.13 and 88,261.05

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Solution

The fourth proportional to 214,527.63, 321,895.13 and 88,261.05 is: 132,434.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,527.63 : 321,895.13 = 88,261.05 : x
  2. Step 2: Convert to fraction form
    214,527.63/321,895.13 = 88,261.05/x
  3. Step 3: Cross multiply
    214,527.63x = 321,895.13 × 88,261.05
  4. Step 4: Simplify right side
    214,527.63x = 28,410,801,722.38
  5. Step 5: Solve for x
    x = 28,410,801,722.38/214,527.63
  6. Step 6: Final answer
    x = 132,434.23

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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.