Home / 83,623.60-125,532.60-50,381.20

Finding the Fourth Proportional to 83,623.60, 125,532.60 and 50,381.20

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Solution

The fourth proportional to 83,623.60, 125,532.60 and 50,381.20 is: 75,630.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,623.60 : 125,532.60 = 50,381.20 : x
  2. Step 2: Convert to fraction form
    83,623.60/125,532.60 = 50,381.20/x
  3. Step 3: Cross multiply
    83,623.60x = 125,532.60 × 50,381.20
  4. Step 4: Simplify right side
    83,623.60x = 6,324,483,027.12
  5. Step 5: Solve for x
    x = 6,324,483,027.12/83,623.60
  6. Step 6: Final answer
    x = 75,630.36

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1.5x scale

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.