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Finding the Fourth Proportional to 31,038.78, 46,544.50 and 8,847.11

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Solution

The fourth proportional to 31,038.78, 46,544.50 and 8,847.11 is: 13,266.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,038.78 : 46,544.50 = 8,847.11 : x
  2. Step 2: Convert to fraction form
    31,038.78/46,544.50 = 8,847.11/x
  3. Step 3: Cross multiply
    31,038.78x = 46,544.50 × 8,847.11
  4. Step 4: Simplify right side
    31,038.78x = 411,784,311.40
  5. Step 5: Solve for x
    x = 411,784,311.40/31,038.78
  6. Step 6: Final answer
    x = 13,266.77

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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.