Home / 109,343.10-164,087.55-50,148.30

Finding the Fourth Proportional to 109,343.10, 164,087.55 and 50,148.30

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Solution

The fourth proportional to 109,343.10, 164,087.55 and 50,148.30 is: 75,255.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,343.10 : 164,087.55 = 50,148.30 : x
  2. Step 2: Convert to fraction form
    109,343.10/164,087.55 = 50,148.30/x
  3. Step 3: Cross multiply
    109,343.10x = 164,087.55 × 50,148.30
  4. Step 4: Simplify right side
    109,343.10x = 8,228,711,683.67
  5. Step 5: Solve for x
    x = 8,228,711,683.67/109,343.10
  6. Step 6: Final answer
    x = 75,255.88

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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.