Home / 156,794.20-235,191.30-73,850.20

Finding the Fourth Proportional to 156,794.20, 235,191.30 and 73,850.20

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Solution

The fourth proportional to 156,794.20, 235,191.30 and 73,850.20 is: 110,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,794.20 : 235,191.30 = 73,850.20 : x
  2. Step 2: Convert to fraction form
    156,794.20/235,191.30 = 73,850.20/x
  3. Step 3: Cross multiply
    156,794.20x = 235,191.30 × 73,850.20
  4. Step 4: Simplify right side
    156,794.20x = 17,368,924,543.26
  5. Step 5: Solve for x
    x = 17,368,924,543.26/156,794.20
  6. Step 6: Final answer
    x = 110,775.30

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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.