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Finding the Fourth Proportional to 227,459.88, 341,113.58 and 75,621.93

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Solution

The fourth proportional to 227,459.88, 341,113.58 and 75,621.93 is: 113,407.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,459.88 : 341,113.58 = 75,621.93 : x
  2. Step 2: Convert to fraction form
    227,459.88/341,113.58 = 75,621.93/x
  3. Step 3: Cross multiply
    227,459.88x = 341,113.58 × 75,621.93
  4. Step 4: Simplify right side
    227,459.88x = 25,795,666,890.70
  5. Step 5: Solve for x
    x = 25,795,666,890.70/227,459.88
  6. Step 6: Final answer
    x = 113,407.55

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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.