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Finding the Fourth Proportional to 61,604.48, 92,406.74 and 21,654.83

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Solution

The fourth proportional to 61,604.48, 92,406.74 and 21,654.83 is: 32,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,604.48 : 92,406.74 = 21,654.83 : x
  2. Step 2: Convert to fraction form
    61,604.48/92,406.74 = 21,654.83/x
  3. Step 3: Cross multiply
    61,604.48x = 92,406.74 × 21,654.83
  4. Step 4: Simplify right side
    61,604.48x = 2,001,052,245.55
  5. Step 5: Solve for x
    x = 2,001,052,245.55/61,604.48
  6. Step 6: Final answer
    x = 32,482.25

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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.