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Finding the Fourth Proportional to 58,582.80, 87,874.20 and 14,209.17

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Solution

The fourth proportional to 58,582.80, 87,874.20 and 14,209.17 is: 21,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,582.80 : 87,874.20 = 14,209.17 : x
  2. Step 2: Convert to fraction form
    58,582.80/87,874.20 = 14,209.17/x
  3. Step 3: Cross multiply
    58,582.80x = 87,874.20 × 14,209.17
  4. Step 4: Simplify right side
    58,582.80x = 1,248,619,446.41
  5. Step 5: Solve for x
    x = 1,248,619,446.41/58,582.80
  6. Step 6: Final answer
    x = 21,313.76

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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.