Home / 156,850.40-235,275.60-133,230.80

Finding the Fourth Proportional to 156,850.40, 235,275.60 and 133,230.80

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Solution

The fourth proportional to 156,850.40, 235,275.60 and 133,230.80 is: 199,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,850.40 : 235,275.60 = 133,230.80 : x
  2. Step 2: Convert to fraction form
    156,850.40/235,275.60 = 133,230.80/x
  3. Step 3: Cross multiply
    156,850.40x = 235,275.60 × 133,230.80
  4. Step 4: Simplify right side
    156,850.40x = 31,345,956,408.48
  5. Step 5: Solve for x
    x = 31,345,956,408.48/156,850.40
  6. Step 6: Final answer
    x = 199,846.20

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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.