Home / 156,557.16-234,863.82-73,449

Finding the Fourth Proportional to 156,557.16, 234,863.82 and 73,449

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Solution

The fourth proportional to 156,557.16, 234,863.82 and 73,449 is: 110,186.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,557.16 : 234,863.82 = 73,449 : x
  2. Step 2: Convert to fraction form
    156,557.16/234,863.82 = 73,449/x
  3. Step 3: Cross multiply
    156,557.16x = 234,863.82 × 73,449
  4. Step 4: Simplify right side
    156,557.16x = 17,250,512,715.18
  5. Step 5: Solve for x
    x = 17,250,512,715.18/156,557.16
  6. Step 6: Final answer
    x = 110,186.67

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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.