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Finding the Fourth Proportional to 67,234.37, 100,862.50 and 19,854.25

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Solution

The fourth proportional to 67,234.37, 100,862.50 and 19,854.25 is: 29,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,234.37 : 100,862.50 = 19,854.25 : x
  2. Step 2: Convert to fraction form
    67,234.37/100,862.50 = 19,854.25/x
  3. Step 3: Cross multiply
    67,234.37x = 100,862.50 × 19,854.25
  4. Step 4: Simplify right side
    67,234.37x = 2,002,549,038.47
  5. Step 5: Solve for x
    x = 2,002,549,038.47/67,234.37
  6. Step 6: Final answer
    x = 29,784.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.