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Finding the Fourth Proportional to 57,672.54, 79,590.87 and 32,521.50

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Solution

The fourth proportional to 57,672.54, 79,590.87 and 32,521.50 is: 44,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672.54 : 79,590.87 = 32,521.50 : x
  2. Step 2: Convert to fraction form
    57,672.54/79,590.87 = 32,521.50/x
  3. Step 3: Cross multiply
    57,672.54x = 79,590.87 × 32,521.50
  4. Step 4: Simplify right side
    57,672.54x = 2,588,414,478.71
  5. Step 5: Solve for x
    x = 2,588,414,478.71/57,672.54
  6. Step 6: Final answer
    x = 44,881.23

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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.