Home / 106,440.36-159,614.18-30,522.12

Finding the Fourth Proportional to 106,440.36, 159,614.18 and 30,522.12

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Solution

The fourth proportional to 106,440.36, 159,614.18 and 30,522.12 is: 45,769.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,440.36 : 159,614.18 = 30,522.12 : x
  2. Step 2: Convert to fraction form
    106,440.36/159,614.18 = 30,522.12/x
  3. Step 3: Cross multiply
    106,440.36x = 159,614.18 × 30,522.12
  4. Step 4: Simplify right side
    106,440.36x = 4,871,763,716.06
  5. Step 5: Solve for x
    x = 4,871,763,716.06/106,440.36
  6. Step 6: Final answer
    x = 45,769.89

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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.