Home / 45,820.21-63,233.45-43,720.69

Finding the Fourth Proportional to 45,820.21, 63,233.45 and 43,720.69

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Solution

The fourth proportional to 45,820.21, 63,233.45 and 43,720.69 is: 60,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,820.21 : 63,233.45 = 43,720.69 : x
  2. Step 2: Convert to fraction form
    45,820.21/63,233.45 = 43,720.69/x
  3. Step 3: Cross multiply
    45,820.21x = 63,233.45 × 43,720.69
  4. Step 4: Simplify right side
    45,820.21x = 2,764,610,065.08
  5. Step 5: Solve for x
    x = 2,764,610,065.08/45,820.21
  6. Step 6: Final answer
    x = 60,336.04

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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.