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Finding the Fourth Proportional to 57,505.60, 86,207.10 and 22,437.10

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Solution

The fourth proportional to 57,505.60, 86,207.10 and 22,437.10 is: 33,635.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,505.60 : 86,207.10 = 22,437.10 : x
  2. Step 2: Convert to fraction form
    57,505.60/86,207.10 = 22,437.10/x
  3. Step 3: Cross multiply
    57,505.60x = 86,207.10 × 22,437.10
  4. Step 4: Simplify right side
    57,505.60x = 1,934,237,323.41
  5. Step 5: Solve for x
    x = 1,934,237,323.41/57,505.60
  6. Step 6: Final answer
    x = 33,635.63

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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.