Home / 151,200.40-226,760.08-45,991.12

Finding the Fourth Proportional to 151,200.40, 226,760.08 and 45,991.12

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Solution

The fourth proportional to 151,200.40, 226,760.08 and 45,991.12 is: 68,974.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,200.40 : 226,760.08 = 45,991.12 : x
  2. Step 2: Convert to fraction form
    151,200.40/226,760.08 = 45,991.12/x
  3. Step 3: Cross multiply
    151,200.40x = 226,760.08 × 45,991.12
  4. Step 4: Simplify right side
    151,200.40x = 10,428,950,050.49
  5. Step 5: Solve for x
    x = 10,428,950,050.49/151,200.40
  6. Step 6: Final answer
    x = 68,974.35

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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.