Home / 43,347.84-65,017.98-11,756.76

Finding the Fourth Proportional to 43,347.84, 65,017.98 and 11,756.76

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Solution

The fourth proportional to 43,347.84, 65,017.98 and 11,756.76 is: 17,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,347.84 : 65,017.98 = 11,756.76 : x
  2. Step 2: Convert to fraction form
    43,347.84/65,017.98 = 11,756.76/x
  3. Step 3: Cross multiply
    43,347.84x = 65,017.98 × 11,756.76
  4. Step 4: Simplify right side
    43,347.84x = 764,400,786.54
  5. Step 5: Solve for x
    x = 764,400,786.54/43,347.84
  6. Step 6: Final answer
    x = 17,634.11

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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.