Home / 92,629.70-127,829.11-50,188.20

Finding the Fourth Proportional to 92,629.70, 127,829.11 and 50,188.20

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Solution

The fourth proportional to 92,629.70, 127,829.11 and 50,188.20 is: 69,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,629.70 : 127,829.11 = 50,188.20 : x
  2. Step 2: Convert to fraction form
    92,629.70/127,829.11 = 50,188.20/x
  3. Step 3: Cross multiply
    92,629.70x = 127,829.11 × 50,188.20
  4. Step 4: Simplify right side
    92,629.70x = 6,415,512,938.50
  5. Step 5: Solve for x
    x = 6,415,512,938.50/92,629.70
  6. Step 6: Final answer
    x = 69,259.78

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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.