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Finding the Fourth Proportional to 70,563.85, 97,374.55 and 41,884.77

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Solution

The fourth proportional to 70,563.85, 97,374.55 and 41,884.77 is: 57,798.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,563.85 : 97,374.55 = 41,884.77 : x
  2. Step 2: Convert to fraction form
    70,563.85/97,374.55 = 41,884.77/x
  3. Step 3: Cross multiply
    70,563.85x = 97,374.55 × 41,884.77
  4. Step 4: Simplify right side
    70,563.85x = 4,078,510,630.60
  5. Step 5: Solve for x
    x = 4,078,510,630.60/70,563.85
  6. Step 6: Final answer
    x = 57,798.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.