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Finding the Fourth Proportional to 50,916.52, 76,385.74 and 15,374.86

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Solution

The fourth proportional to 50,916.52, 76,385.74 and 15,374.86 is: 23,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,916.52 : 76,385.74 = 15,374.86 : x
  2. Step 2: Convert to fraction form
    50,916.52/76,385.74 = 15,374.86/x
  3. Step 3: Cross multiply
    50,916.52x = 76,385.74 × 15,374.86
  4. Step 4: Simplify right side
    50,916.52x = 1,174,420,058.50
  5. Step 5: Solve for x
    x = 1,174,420,058.50/50,916.52
  6. Step 6: Final answer
    x = 23,065.60

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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.