Home / 151,124.56-226,687.24-72,220.84

Finding the Fourth Proportional to 151,124.56, 226,687.24 and 72,220.84

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Solution

The fourth proportional to 151,124.56, 226,687.24 and 72,220.84 is: 108,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,124.56 : 226,687.24 = 72,220.84 : x
  2. Step 2: Convert to fraction form
    151,124.56/226,687.24 = 72,220.84/x
  3. Step 3: Cross multiply
    151,124.56x = 226,687.24 × 72,220.84
  4. Step 4: Simplify right side
    151,124.56x = 16,371,542,890.08
  5. Step 5: Solve for x
    x = 16,371,542,890.08/151,124.56
  6. Step 6: Final answer
    x = 108,331.45

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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.