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Finding the Fourth Proportional to 58,555.91, 87,834.07 and 14,182.69

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Solution

The fourth proportional to 58,555.91, 87,834.07 and 14,182.69 is: 21,274.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,555.91 : 87,834.07 = 14,182.69 : x
  2. Step 2: Convert to fraction form
    58,555.91/87,834.07 = 14,182.69/x
  3. Step 3: Cross multiply
    58,555.91x = 87,834.07 × 14,182.69
  4. Step 4: Simplify right side
    58,555.91x = 1,245,722,876.16
  5. Step 5: Solve for x
    x = 1,245,722,876.16/58,555.91
  6. Step 6: Final answer
    x = 21,274.08

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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.