Home / 106,426.37-159,593.28-30,508.19

Finding the Fourth Proportional to 106,426.37, 159,593.28 and 30,508.19

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Solution

The fourth proportional to 106,426.37, 159,593.28 and 30,508.19 is: 45,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,426.37 : 159,593.28 = 30,508.19 : x
  2. Step 2: Convert to fraction form
    106,426.37/159,593.28 = 30,508.19/x
  3. Step 3: Cross multiply
    106,426.37x = 159,593.28 × 30,508.19
  4. Step 4: Simplify right side
    106,426.37x = 4,868,901,158.46
  5. Step 5: Solve for x
    x = 4,868,901,158.46/106,426.37
  6. Step 6: Final answer
    x = 45,749.01

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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.