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Finding the Fourth Proportional to 61,217.27, 91,815.12 and 16,833.32

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Solution

The fourth proportional to 61,217.27, 91,815.12 and 16,833.32 is: 25,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,217.27 : 91,815.12 = 16,833.32 : x
  2. Step 2: Convert to fraction form
    61,217.27/91,815.12 = 16,833.32/x
  3. Step 3: Cross multiply
    61,217.27x = 91,815.12 × 16,833.32
  4. Step 4: Simplify right side
    61,217.27x = 1,545,553,181.03
  5. Step 5: Solve for x
    x = 1,545,553,181.03/61,217.27
  6. Step 6: Final answer
    x = 25,247.01

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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.