Home / 43,299.96-64,947.48-11,709.56

Finding the Fourth Proportional to 43,299.96, 64,947.48 and 11,709.56

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Solution

The fourth proportional to 43,299.96, 64,947.48 and 11,709.56 is: 17,563.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,299.96 : 64,947.48 = 11,709.56 : x
  2. Step 2: Convert to fraction form
    43,299.96/64,947.48 = 11,709.56/x
  3. Step 3: Cross multiply
    43,299.96x = 64,947.48 × 11,709.56
  4. Step 4: Simplify right side
    43,299.96x = 760,506,413.91
  5. Step 5: Solve for x
    x = 760,506,413.91/43,299.96
  6. Step 6: Final answer
    x = 17,563.67

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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.