Home / 45,523.46-62,800.05-30,419.84

Finding the Fourth Proportional to 45,523.46, 62,800.05 and 30,419.84

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Solution

The fourth proportional to 45,523.46, 62,800.05 and 30,419.84 is: 41,964.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,523.46 : 62,800.05 = 30,419.84 : x
  2. Step 2: Convert to fraction form
    45,523.46/62,800.05 = 30,419.84/x
  3. Step 3: Cross multiply
    45,523.46x = 62,800.05 × 30,419.84
  4. Step 4: Simplify right side
    45,523.46x = 1,910,367,158.99
  5. Step 5: Solve for x
    x = 1,910,367,158.99/45,523.46
  6. Step 6: Final answer
    x = 41,964.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.