Home / 51,709.11-77,563.68-14,773.11

Finding the Fourth Proportional to 51,709.11, 77,563.68 and 14,773.11

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Solution

The fourth proportional to 51,709.11, 77,563.68 and 14,773.11 is: 22,159.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,709.11 : 77,563.68 = 14,773.11 : x
  2. Step 2: Convert to fraction form
    51,709.11/77,563.68 = 14,773.11/x
  3. Step 3: Cross multiply
    51,709.11x = 77,563.68 × 14,773.11
  4. Step 4: Simplify right side
    51,709.11x = 1,145,856,776.64
  5. Step 5: Solve for x
    x = 1,145,856,776.64/51,709.11
  6. Step 6: Final answer
    x = 22,159.67

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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.