Home / 156,788.20-235,182.30-73,844.20

Finding the Fourth Proportional to 156,788.20, 235,182.30 and 73,844.20

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Solution

The fourth proportional to 156,788.20, 235,182.30 and 73,844.20 is: 110,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,788.20 : 235,182.30 = 73,844.20 : x
  2. Step 2: Convert to fraction form
    156,788.20/235,182.30 = 73,844.20/x
  3. Step 3: Cross multiply
    156,788.20x = 235,182.30 × 73,844.20
  4. Step 4: Simplify right side
    156,788.20x = 17,366,848,797.66
  5. Step 5: Solve for x
    x = 17,366,848,797.66/156,788.20
  6. Step 6: Final answer
    x = 110,766.30

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1.5x scale

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.