Home / 356,121.84-534,254.04-131,483.64

Finding the Fourth Proportional to 356,121.84, 534,254.04 and 131,483.64

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Solution

The fourth proportional to 356,121.84, 534,254.04 and 131,483.64 is: 197,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,121.84 : 534,254.04 = 131,483.64 : x
  2. Step 2: Convert to fraction form
    356,121.84/534,254.04 = 131,483.64/x
  3. Step 3: Cross multiply
    356,121.84x = 534,254.04 × 131,483.64
  4. Step 4: Simplify right side
    356,121.84x = 70,245,665,863.91
  5. Step 5: Solve for x
    x = 70,245,665,863.91/356,121.84
  6. Step 6: Final answer
    x = 197,251.78

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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.