Home / 151,588.80-227,383.20-72,662.40

Finding the Fourth Proportional to 151,588.80, 227,383.20 and 72,662.40

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Solution

The fourth proportional to 151,588.80, 227,383.20 and 72,662.40 is: 108,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,588.80 : 227,383.20 = 72,662.40 : x
  2. Step 2: Convert to fraction form
    151,588.80/227,383.20 = 72,662.40/x
  3. Step 3: Cross multiply
    151,588.80x = 227,383.20 × 72,662.40
  4. Step 4: Simplify right side
    151,588.80x = 16,522,209,031.68
  5. Step 5: Solve for x
    x = 16,522,209,031.68/151,588.80
  6. Step 6: Final answer
    x = 108,993.60

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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.