Home / 92,634.70-127,836-50,193.20

Finding the Fourth Proportional to 92,634.70, 127,836 and 50,193.20

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Solution

The fourth proportional to 92,634.70, 127,836 and 50,193.20 is: 69,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,634.70 : 127,836 = 50,193.20 : x
  2. Step 2: Convert to fraction form
    92,634.70/127,836 = 50,193.20/x
  3. Step 3: Cross multiply
    92,634.70x = 127,836 × 50,193.20
  4. Step 4: Simplify right side
    92,634.70x = 6,416,497,915.20
  5. Step 5: Solve for x
    x = 6,416,497,915.20/92,634.70
  6. Step 6: Final answer
    x = 69,266.68

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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.