Home / 151,111.40-226,472.70-91,884.20

Finding the Fourth Proportional to 151,111.40, 226,472.70 and 91,884.20

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Solution

The fourth proportional to 151,111.40, 226,472.70 and 91,884.20 is: 137,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,111.40 : 226,472.70 = 91,884.20 : x
  2. Step 2: Convert to fraction form
    151,111.40/226,472.70 = 91,884.20/x
  3. Step 3: Cross multiply
    151,111.40x = 226,472.70 × 91,884.20
  4. Step 4: Simplify right side
    151,111.40x = 20,809,262,861.34
  5. Step 5: Solve for x
    x = 20,809,262,861.34/151,111.40
  6. Step 6: Final answer
    x = 137,708.09

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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.