Home / 58,586.62-87,861.75-21,141.84

Finding the Fourth Proportional to 58,586.62, 87,861.75 and 21,141.84

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Solution

The fourth proportional to 58,586.62, 87,861.75 and 21,141.84 is: 31,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,586.62 : 87,861.75 = 21,141.84 : x
  2. Step 2: Convert to fraction form
    58,586.62/87,861.75 = 21,141.84/x
  3. Step 3: Cross multiply
    58,586.62x = 87,861.75 × 21,141.84
  4. Step 4: Simplify right side
    58,586.62x = 1,857,559,060.62
  5. Step 5: Solve for x
    x = 1,857,559,060.62/58,586.62
  6. Step 6: Final answer
    x = 31,706.20

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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.