Home / 151,422.80-227,137.84-72,450.22

Finding the Fourth Proportional to 151,422.80, 227,137.84 and 72,450.22

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Solution

The fourth proportional to 151,422.80, 227,137.84 and 72,450.22 is: 108,677.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,422.80 : 227,137.84 = 72,450.22 : x
  2. Step 2: Convert to fraction form
    151,422.80/227,137.84 = 72,450.22/x
  3. Step 3: Cross multiply
    151,422.80x = 227,137.84 × 72,450.22
  4. Step 4: Simplify right side
    151,422.80x = 16,456,186,478.32
  5. Step 5: Solve for x
    x = 16,456,186,478.32/151,422.80
  6. Step 6: Final answer
    x = 108,677.07

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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.