Home / 93,729.60-140,593.92-54,261.12

Finding the Fourth Proportional to 93,729.60, 140,593.92 and 54,261.12

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Solution

The fourth proportional to 93,729.60, 140,593.92 and 54,261.12 is: 81,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,729.60 : 140,593.92 = 54,261.12 : x
  2. Step 2: Convert to fraction form
    93,729.60/140,593.92 = 54,261.12/x
  3. Step 3: Cross multiply
    93,729.60x = 140,593.92 × 54,261.12
  4. Step 4: Simplify right side
    93,729.60x = 7,628,783,564.39
  5. Step 5: Solve for x
    x = 7,628,783,564.39/93,729.60
  6. Step 6: Final answer
    x = 81,391.40

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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.