Home / 47,586.98-71,374.80-12,529.37

Finding the Fourth Proportional to 47,586.98, 71,374.80 and 12,529.37

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Solution

The fourth proportional to 47,586.98, 71,374.80 and 12,529.37 is: 18,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,586.98 : 71,374.80 = 12,529.37 : x
  2. Step 2: Convert to fraction form
    47,586.98/71,374.80 = 12,529.37/x
  3. Step 3: Cross multiply
    47,586.98x = 71,374.80 × 12,529.37
  4. Step 4: Simplify right side
    47,586.98x = 894,281,277.88
  5. Step 5: Solve for x
    x = 894,281,277.88/47,586.98
  6. Step 6: Final answer
    x = 18,792.56

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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.