Home / 156,788.70-235,183.05-73,844.70

Finding the Fourth Proportional to 156,788.70, 235,183.05 and 73,844.70

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Solution

The fourth proportional to 156,788.70, 235,183.05 and 73,844.70 is: 110,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,788.70 : 235,183.05 = 73,844.70 : x
  2. Step 2: Convert to fraction form
    156,788.70/235,183.05 = 73,844.70/x
  3. Step 3: Cross multiply
    156,788.70x = 235,183.05 × 73,844.70
  4. Step 4: Simplify right side
    156,788.70x = 17,367,021,772.34
  5. Step 5: Solve for x
    x = 17,367,021,772.34/156,788.70
  6. Step 6: Final answer
    x = 110,767.05

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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.