Home / 109,404.20-164,106.30-35,532.20

Finding the Fourth Proportional to 109,404.20, 164,106.30 and 35,532.20

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Solution

The fourth proportional to 109,404.20, 164,106.30 and 35,532.20 is: 53,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,404.20 : 164,106.30 = 35,532.20 : x
  2. Step 2: Convert to fraction form
    109,404.20/164,106.30 = 35,532.20/x
  3. Step 3: Cross multiply
    109,404.20x = 164,106.30 × 35,532.20
  4. Step 4: Simplify right side
    109,404.20x = 5,831,057,872.86
  5. Step 5: Solve for x
    x = 5,831,057,872.86/109,404.20
  6. Step 6: Final answer
    x = 53,298.30

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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.