Home / 156,160.64-233,959.08-131,355.20

Finding the Fourth Proportional to 156,160.64, 233,959.08 and 131,355.20

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Solution

The fourth proportional to 156,160.64, 233,959.08 and 131,355.20 is: 196,795.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,160.64 : 233,959.08 = 131,355.20 : x
  2. Step 2: Convert to fraction form
    156,160.64/233,959.08 = 131,355.20/x
  3. Step 3: Cross multiply
    156,160.64x = 233,959.08 × 131,355.20
  4. Step 4: Simplify right side
    156,160.64x = 30,731,741,745.22
  5. Step 5: Solve for x
    x = 30,731,741,745.22/156,160.64
  6. Step 6: Final answer
    x = 196,795.70

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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.