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Finding the Fourth Proportional to 58,506.39, 87,766.92 and 19,052.91

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Solution

The fourth proportional to 58,506.39, 87,766.92 and 19,052.91 is: 28,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,506.39 : 87,766.92 = 19,052.91 : x
  2. Step 2: Convert to fraction form
    58,506.39/87,766.92 = 19,052.91/x
  3. Step 3: Cross multiply
    58,506.39x = 87,766.92 × 19,052.91
  4. Step 4: Simplify right side
    58,506.39x = 1,672,215,227.74
  5. Step 5: Solve for x
    x = 1,672,215,227.74/58,506.39
  6. Step 6: Final answer
    x = 28,581.75

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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.