Home / 164,803.32-227,427.84-89,351.80

Finding the Fourth Proportional to 164,803.32, 227,427.84 and 89,351.80

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Solution

The fourth proportional to 164,803.32, 227,427.84 and 89,351.80 is: 123,305.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,803.32 : 227,427.84 = 89,351.80 : x
  2. Step 2: Convert to fraction form
    164,803.32/227,427.84 = 89,351.80/x
  3. Step 3: Cross multiply
    164,803.32x = 227,427.84 × 89,351.80
  4. Step 4: Simplify right side
    164,803.32x = 20,321,086,874.11
  5. Step 5: Solve for x
    x = 20,321,086,874.11/164,803.32
  6. Step 6: Final answer
    x = 123,305.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.