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Finding the Fourth Proportional to 57,980.92, 86,950.86 and 27,582.44

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Solution

The fourth proportional to 57,980.92, 86,950.86 and 27,582.44 is: 41,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,980.92 : 86,950.86 = 27,582.44 : x
  2. Step 2: Convert to fraction form
    57,980.92/86,950.86 = 27,582.44/x
  3. Step 3: Cross multiply
    57,980.92x = 86,950.86 × 27,582.44
  4. Step 4: Simplify right side
    57,980.92x = 2,398,316,878.90
  5. Step 5: Solve for x
    x = 2,398,316,878.90/57,980.92
  6. Step 6: Final answer
    x = 41,363.90

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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.