Home / 237,906.10-356,856.72-80,133.49

Finding the Fourth Proportional to 237,906.10, 356,856.72 and 80,133.49

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Solution

The fourth proportional to 237,906.10, 356,856.72 and 80,133.49 is: 120,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,906.10 : 356,856.72 = 80,133.49 : x
  2. Step 2: Convert to fraction form
    237,906.10/356,856.72 = 80,133.49/x
  3. Step 3: Cross multiply
    237,906.10x = 356,856.72 × 80,133.49
  4. Step 4: Simplify right side
    237,906.10x = 28,596,174,403.55
  5. Step 5: Solve for x
    x = 28,596,174,403.55/237,906.10
  6. Step 6: Final answer
    x = 120,199.42

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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.