Home / 156,126.55-234,204.53-43,806.34

Finding the Fourth Proportional to 156,126.55, 234,204.53 and 43,806.34

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Solution

The fourth proportional to 156,126.55, 234,204.53 and 43,806.34 is: 65,713.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,126.55 : 234,204.53 = 43,806.34 : x
  2. Step 2: Convert to fraction form
    156,126.55/234,204.53 = 43,806.34/x
  3. Step 3: Cross multiply
    156,126.55x = 234,204.53 × 43,806.34
  4. Step 4: Simplify right side
    156,126.55x = 10,259,643,270.72
  5. Step 5: Solve for x
    x = 10,259,643,270.72/156,126.55
  6. Step 6: Final answer
    x = 65,713.64

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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.