Home / 156,255.37-234,393.99-77,348.41

Finding the Fourth Proportional to 156,255.37, 234,393.99 and 77,348.41

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Solution

The fourth proportional to 156,255.37, 234,393.99 and 77,348.41 is: 116,028.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,255.37 : 234,393.99 = 77,348.41 : x
  2. Step 2: Convert to fraction form
    156,255.37/234,393.99 = 77,348.41/x
  3. Step 3: Cross multiply
    156,255.37x = 234,393.99 × 77,348.41
  4. Step 4: Simplify right side
    156,255.37x = 18,130,002,440.06
  5. Step 5: Solve for x
    x = 18,130,002,440.06/156,255.37
  6. Step 6: Final answer
    x = 116,028.03

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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.