Home / 156,087.40-233,439.90-131,204.20

Finding the Fourth Proportional to 156,087.40, 233,439.90 and 131,204.20

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Solution

The fourth proportional to 156,087.40, 233,439.90 and 131,204.20 is: 196,225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,087.40 : 233,439.90 = 131,204.20 : x
  2. Step 2: Convert to fraction form
    156,087.40/233,439.90 = 131,204.20/x
  3. Step 3: Cross multiply
    156,087.40x = 233,439.90 × 131,204.20
  4. Step 4: Simplify right side
    156,087.40x = 30,628,295,327.58
  5. Step 5: Solve for x
    x = 30,628,295,327.58/156,087.40
  6. Step 6: Final answer
    x = 196,225.29

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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.