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Finding the Fourth Proportional to 61,992.09, 92,931.44 and 26,919.09

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Solution

The fourth proportional to 61,992.09, 92,931.44 and 26,919.09 is: 40,354.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,992.09 : 92,931.44 = 26,919.09 : x
  2. Step 2: Convert to fraction form
    61,992.09/92,931.44 = 26,919.09/x
  3. Step 3: Cross multiply
    61,992.09x = 92,931.44 × 26,919.09
  4. Step 4: Simplify right side
    61,992.09x = 2,501,629,662.59
  5. Step 5: Solve for x
    x = 2,501,629,662.59/61,992.09
  6. Step 6: Final answer
    x = 40,354.01

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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.