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Finding the Fourth Proportional to 58,565.53, 80,818.94 and 32,724.28

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Solution

The fourth proportional to 58,565.53, 80,818.94 and 32,724.28 is: 45,158.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,565.53 : 80,818.94 = 32,724.28 : x
  2. Step 2: Convert to fraction form
    58,565.53/80,818.94 = 32,724.28/x
  3. Step 3: Cross multiply
    58,565.53x = 80,818.94 × 32,724.28
  4. Step 4: Simplify right side
    58,565.53x = 2,644,741,458.24
  5. Step 5: Solve for x
    x = 2,644,741,458.24/58,565.53
  6. Step 6: Final answer
    x = 45,158.67

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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.