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Finding the Fourth Proportional to 58,562.95, 87,846.12 and 18,582.11

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Solution

The fourth proportional to 58,562.95, 87,846.12 and 18,582.11 is: 27,873.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,562.95 : 87,846.12 = 18,582.11 : x
  2. Step 2: Convert to fraction form
    58,562.95/87,846.12 = 18,582.11/x
  3. Step 3: Cross multiply
    58,562.95x = 87,846.12 × 18,582.11
  4. Step 4: Simplify right side
    58,562.95x = 1,632,365,732.77
  5. Step 5: Solve for x
    x = 1,632,365,732.77/58,562.95
  6. Step 6: Final answer
    x = 27,873.69

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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.