Home / 175,099.20-262,648.80-156,072.30

Finding the Fourth Proportional to 175,099.20, 262,648.80 and 156,072.30

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Solution

The fourth proportional to 175,099.20, 262,648.80 and 156,072.30 is: 234,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,099.20 : 262,648.80 = 156,072.30 : x
  2. Step 2: Convert to fraction form
    175,099.20/262,648.80 = 156,072.30/x
  3. Step 3: Cross multiply
    175,099.20x = 262,648.80 × 156,072.30
  4. Step 4: Simplify right side
    175,099.20x = 40,992,202,308.24
  5. Step 5: Solve for x
    x = 40,992,202,308.24/175,099.20
  6. Step 6: Final answer
    x = 234,108.45

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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.