Home / 76,003.20-104,954.40-50,925.60

Finding the Fourth Proportional to 76,003.20, 104,954.40 and 50,925.60

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Solution

The fourth proportional to 76,003.20, 104,954.40 and 50,925.60 is: 70,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,003.20 : 104,954.40 = 50,925.60 : x
  2. Step 2: Convert to fraction form
    76,003.20/104,954.40 = 50,925.60/x
  3. Step 3: Cross multiply
    76,003.20x = 104,954.40 × 50,925.60
  4. Step 4: Simplify right side
    76,003.20x = 5,344,865,792.64
  5. Step 5: Solve for x
    x = 5,344,865,792.64/76,003.20
  6. Step 6: Final answer
    x = 70,324.22

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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.