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Finding the Fourth Proportional to 38,562.75, 57,762.07 and 22,750.74

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Solution

The fourth proportional to 38,562.75, 57,762.07 and 22,750.74 is: 34,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,562.75 : 57,762.07 = 22,750.74 : x
  2. Step 2: Convert to fraction form
    38,562.75/57,762.07 = 22,750.74/x
  3. Step 3: Cross multiply
    38,562.75x = 57,762.07 × 22,750.74
  4. Step 4: Simplify right side
    38,562.75x = 1,314,129,779.55
  5. Step 5: Solve for x
    x = 1,314,129,779.55/38,562.75
  6. Step 6: Final answer
    x = 34,077.70

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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.