Home / 179,428.32-269,133.53-67,100.28

Finding the Fourth Proportional to 179,428.32, 269,133.53 and 67,100.28

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Solution

The fourth proportional to 179,428.32, 269,133.53 and 67,100.28 is: 100,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,428.32 : 269,133.53 = 67,100.28 : x
  2. Step 2: Convert to fraction form
    179,428.32/269,133.53 = 67,100.28/x
  3. Step 3: Cross multiply
    179,428.32x = 269,133.53 × 67,100.28
  4. Step 4: Simplify right side
    179,428.32x = 18,058,935,220.39
  5. Step 5: Solve for x
    x = 18,058,935,220.39/179,428.32
  6. Step 6: Final answer
    x = 100,647.07

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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.