Home / 59,832.48-89,730.72-20,380.56

Finding the Fourth Proportional to 59,832.48, 89,730.72 and 20,380.56

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Solution

The fourth proportional to 59,832.48, 89,730.72 and 20,380.56 is: 30,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,832.48 : 89,730.72 = 20,380.56 : x
  2. Step 2: Convert to fraction form
    59,832.48/89,730.72 = 20,380.56/x
  3. Step 3: Cross multiply
    59,832.48x = 89,730.72 × 20,380.56
  4. Step 4: Simplify right side
    59,832.48x = 1,828,762,322.80
  5. Step 5: Solve for x
    x = 1,828,762,322.80/59,832.48
  6. Step 6: Final answer
    x = 30,564.71

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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.