Home / 43,934.94-65,901.78-10,655.28

Finding the Fourth Proportional to 43,934.94, 65,901.78 and 10,655.28

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Solution

The fourth proportional to 43,934.94, 65,901.78 and 10,655.28 is: 15,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,934.94 : 65,901.78 = 10,655.28 : x
  2. Step 2: Convert to fraction form
    43,934.94/65,901.78 = 10,655.28/x
  3. Step 3: Cross multiply
    43,934.94x = 65,901.78 × 10,655.28
  4. Step 4: Simplify right side
    43,934.94x = 702,201,918.40
  5. Step 5: Solve for x
    x = 702,201,918.40/43,934.94
  6. Step 6: Final answer
    x = 15,982.77

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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.