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Finding the Fourth Proportional to 58,618.91, 87,927.14 and 14,245.89

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Solution

The fourth proportional to 58,618.91, 87,927.14 and 14,245.89 is: 21,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,618.91 : 87,927.14 = 14,245.89 : x
  2. Step 2: Convert to fraction form
    58,618.91/87,927.14 = 14,245.89/x
  3. Step 3: Cross multiply
    58,618.91x = 87,927.14 × 14,245.89
  4. Step 4: Simplify right side
    58,618.91x = 1,252,600,293.23
  5. Step 5: Solve for x
    x = 1,252,600,293.23/58,618.91
  6. Step 6: Final answer
    x = 21,368.54

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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.