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Finding the Fourth Proportional to 61,003.44, 91,498.68 and 29,403.72

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Solution

The fourth proportional to 61,003.44, 91,498.68 and 29,403.72 is: 44,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,003.44 : 91,498.68 = 29,403.72 : x
  2. Step 2: Convert to fraction form
    61,003.44/91,498.68 = 29,403.72/x
  3. Step 3: Cross multiply
    61,003.44x = 91,498.68 × 29,403.72
  4. Step 4: Simplify right side
    61,003.44x = 2,690,401,567.09
  5. Step 5: Solve for x
    x = 2,690,401,567.09/61,003.44
  6. Step 6: Final answer
    x = 44,102.46

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1.5x scale

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.