Home / 281,609.42-422,325.70-92,026.55

Finding the Fourth Proportional to 281,609.42, 422,325.70 and 92,026.55

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Solution

The fourth proportional to 281,609.42, 422,325.70 and 92,026.55 is: 138,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,609.42 : 422,325.70 = 92,026.55 : x
  2. Step 2: Convert to fraction form
    281,609.42/422,325.70 = 92,026.55/x
  3. Step 3: Cross multiply
    281,609.42x = 422,325.70 × 92,026.55
  4. Step 4: Simplify right side
    281,609.42x = 38,865,177,973.08
  5. Step 5: Solve for x
    x = 38,865,177,973.08/281,609.42
  6. Step 6: Final answer
    x = 138,010.93

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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.