Home / 256,741.08-385,202.87-114,573.43

Finding the Fourth Proportional to 256,741.08, 385,202.87 and 114,573.43

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Solution

The fourth proportional to 256,741.08, 385,202.87 and 114,573.43 is: 171,900.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,741.08 : 385,202.87 = 114,573.43 : x
  2. Step 2: Convert to fraction form
    256,741.08/385,202.87 = 114,573.43/x
  3. Step 3: Cross multiply
    256,741.08x = 385,202.87 × 114,573.43
  4. Step 4: Simplify right side
    256,741.08x = 44,134,014,061.74
  5. Step 5: Solve for x
    x = 44,134,014,061.74/256,741.08
  6. Step 6: Final answer
    x = 171,900.87

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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.