Home / 59,941.88-89,904.24-20,493.20

Finding the Fourth Proportional to 59,941.88, 89,904.24 and 20,493.20

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Solution

The fourth proportional to 59,941.88, 89,904.24 and 20,493.20 is: 30,736.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,941.88 : 89,904.24 = 20,493.20 : x
  2. Step 2: Convert to fraction form
    59,941.88/89,904.24 = 20,493.20/x
  3. Step 3: Cross multiply
    59,941.88x = 89,904.24 × 20,493.20
  4. Step 4: Simplify right side
    59,941.88x = 1,842,425,571.17
  5. Step 5: Solve for x
    x = 1,842,425,571.17/59,941.88
  6. Step 6: Final answer
    x = 30,736.87

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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.