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Finding the Fourth Proportional to 57,992.51, 80,068.23 and 44,539.73

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Solution

The fourth proportional to 57,992.51, 80,068.23 and 44,539.73 is: 61,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,992.51 : 80,068.23 = 44,539.73 : x
  2. Step 2: Convert to fraction form
    57,992.51/80,068.23 = 44,539.73/x
  3. Step 3: Cross multiply
    57,992.51x = 80,068.23 × 44,539.73
  4. Step 4: Simplify right side
    57,992.51x = 3,566,217,345.78
  5. Step 5: Solve for x
    x = 3,566,217,345.78/57,992.51
  6. Step 6: Final answer
    x = 61,494.45

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1.5x scale

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.