Home / 311,184.10-429,529.26-182,152.76

Finding the Fourth Proportional to 311,184.10, 429,529.26 and 182,152.76

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Solution

The fourth proportional to 311,184.10, 429,529.26 and 182,152.76 is: 251,426.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,184.10 : 429,529.26 = 182,152.76 : x
  2. Step 2: Convert to fraction form
    311,184.10/429,529.26 = 182,152.76/x
  3. Step 3: Cross multiply
    311,184.10x = 429,529.26 × 182,152.76
  4. Step 4: Simplify right side
    311,184.10x = 78,239,940,209.76
  5. Step 5: Solve for x
    x = 78,239,940,209.76/311,184.10
  6. Step 6: Final answer
    x = 251,426.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.