Home / 306,212.14-459,288.52-92,981.93

Finding the Fourth Proportional to 306,212.14, 459,288.52 and 92,981.93

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Solution

The fourth proportional to 306,212.14, 459,288.52 and 92,981.93 is: 139,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,212.14 : 459,288.52 = 92,981.93 : x
  2. Step 2: Convert to fraction form
    306,212.14/459,288.52 = 92,981.93/x
  3. Step 3: Cross multiply
    306,212.14x = 459,288.52 × 92,981.93
  4. Step 4: Simplify right side
    306,212.14x = 42,705,533,016.44
  5. Step 5: Solve for x
    x = 42,705,533,016.44/306,212.14
  6. Step 6: Final answer
    x = 139,463.88

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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.