Home / 92,099.44-127,089.94-51,805.18

Finding the Fourth Proportional to 92,099.44, 127,089.94 and 51,805.18

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Solution

The fourth proportional to 92,099.44, 127,089.94 and 51,805.18 is: 71,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,099.44 : 127,089.94 = 51,805.18 : x
  2. Step 2: Convert to fraction form
    92,099.44/127,089.94 = 51,805.18/x
  3. Step 3: Cross multiply
    92,099.44x = 127,089.94 × 51,805.18
  4. Step 4: Simplify right side
    92,099.44x = 6,583,917,217.89
  5. Step 5: Solve for x
    x = 6,583,917,217.89/92,099.44
  6. Step 6: Final answer
    x = 71,487.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.