Home / 45,096.58-67,608.39-18,820.99

Finding the Fourth Proportional to 45,096.58, 67,608.39 and 18,820.99

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Solution

The fourth proportional to 45,096.58, 67,608.39 and 18,820.99 is: 28,216.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,096.58 : 67,608.39 = 18,820.99 : x
  2. Step 2: Convert to fraction form
    45,096.58/67,608.39 = 18,820.99/x
  3. Step 3: Cross multiply
    45,096.58x = 67,608.39 × 18,820.99
  4. Step 4: Simplify right side
    45,096.58x = 1,272,456,832.11
  5. Step 5: Solve for x
    x = 1,272,456,832.11/45,096.58
  6. Step 6: Final answer
    x = 28,216.26

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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.