Home / 48,200.46-66,519.18-30,288.84

Finding the Fourth Proportional to 48,200.46, 66,519.18 and 30,288.84

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Solution

The fourth proportional to 48,200.46, 66,519.18 and 30,288.84 is: 41,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,200.46 : 66,519.18 = 30,288.84 : x
  2. Step 2: Convert to fraction form
    48,200.46/66,519.18 = 30,288.84/x
  3. Step 3: Cross multiply
    48,200.46x = 66,519.18 × 30,288.84
  4. Step 4: Simplify right side
    48,200.46x = 2,014,788,799.95
  5. Step 5: Solve for x
    x = 2,014,788,799.95/48,200.46
  6. Step 6: Final answer
    x = 41,800.20

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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.